{"items":[{"id":"NVI-00013082","kind":"vulnerability","title":"Bouncy Castle for Java GOST 28147 CTR mode reuses keystream after 255 blocks","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-574f-3g2m-x479","CVE-2025-14813"],"plain_summary":"GitHub lists this reviewed advisory for org.bouncycastle:bcprov-jdk14, org.bouncycastle:bcprov-jdk15to18, org.bouncycastle:bcprov-jdk18on, org.bouncycastle:bcprov-debug-jdk14, org.bouncycastle:bcprov-debug-jdk15to18. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-1ad7cb38085526422cb16d343b84ed98"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-09-24T15:18:46.000Z","value":"7.5 critical","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-580fea86a1b3b78b7c2211b91e179619"},{"kind":"CVSS","as_of":"2026-10-07T09:10:00.160Z","value":"7.5 HIGH (3.1)","meaning":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c severity; no combined Null risk score.","source_id":"sr-5cc7576eb59150c2a4aa1024df702c40"},{"kind":"CVSS","as_of":"2026-10-07T09:10:00.160Z","value":"9.3 CRITICAL (4.0)","meaning":"91579145-5d7b-4cc5-b925-a0262ff19630 severity; no combined Null risk score.","source_id":"sr-5cc7576eb59150c2a4aa1024df702c40"},{"kind":"EPSS","as_of":"2026-11-04T12:03:12.000Z","value":"0.320%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.25063. Missing scores are unknown.","source_id":"sr-1ad7cb38085526422cb16d343b84ed98"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-580fea86a1b3b78b7c2211b91e179619","url":"https://github.com/advisories/GHSA-574f-3g2m-x479","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-574f-3g2m-x479","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:25:10.521Z"},{"id":"sr-5cc7576eb59150c2a4aa1024df702c40","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-14813","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2025-14813","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-02T20:14:41.757Z"},{"id":"sr-1ad7cb38085526422cb16d343b84ed98","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2025-14813","publisher":"FIRST EPSS","observed_at":"2026-11-04T17:58:50.300Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.78.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.78.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.78.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-debug-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.74"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-debug-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.77"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-debug-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.77"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk15on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["<= 1.7.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk15on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["<= 1.7.0"]}],"null_published_at":"2026-11-08T19:53:44.007Z","source_updated_at":"2026-09-24T15:18:46.000Z","source_disclosed_at":"2026-04-17T18:31:50.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-11-01T07:25:10.521Z"},{"id":"NVI-00013082","kind":"vulnerability","title":"Bouncy Castle for Java GOST 28147 CTR mode reuses keystream after 255 blocks","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-574f-3g2m-x479","CVE-2025-14813"],"plain_summary":"GitHub lists this reviewed advisory for org.bouncycastle:bcprov-jdk14, org.bouncycastle:bcprov-jdk15to18, org.bouncycastle:bcprov-jdk18on, org.bouncycastle:bcprov-debug-jdk14, org.bouncycastle:bcprov-debug-jdk15to18. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-5cc7576eb59150c2a4aa1024df702c40"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-09-24T15:18:46.000Z","value":"7.5 critical","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-580fea86a1b3b78b7c2211b91e179619"},{"kind":"CVSS","as_of":"2026-10-07T09:10:00.160Z","value":"7.5 HIGH (3.1)","meaning":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c severity; no combined Null risk score.","source_id":"sr-5cc7576eb59150c2a4aa1024df702c40"},{"kind":"CVSS","as_of":"2026-10-07T09:10:00.160Z","value":"9.3 CRITICAL (4.0)","meaning":"91579145-5d7b-4cc5-b925-a0262ff19630 severity; no combined Null risk score.","source_id":"sr-5cc7576eb59150c2a4aa1024df702c40"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-580fea86a1b3b78b7c2211b91e179619","url":"https://github.com/advisories/GHSA-574f-3g2m-x479","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-574f-3g2m-x479","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:25:10.521Z"},{"id":"sr-5cc7576eb59150c2a4aa1024df702c40","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-14813","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2025-14813","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-02T20:14:41.757Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.78.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.78.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.78.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-debug-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.74"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-debug-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.77"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-debug-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.77"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk15on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["<= 1.7.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk15on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["<= 1.7.0"]}],"null_published_at":"2026-11-07T07:07:42.461Z","source_updated_at":"2026-09-24T15:18:46.000Z","source_disclosed_at":"2026-04-17T18:31:50.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-11-01T07:25:10.521Z"},{"id":"NVI-00013082","kind":"vulnerability","title":"Bouncy Castle for Java GOST 28147 CTR mode reuses keystream after 255 blocks","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-574f-3g2m-x479","CVE-2025-14813"],"plain_summary":"GitHub lists this reviewed advisory for org.bouncycastle:bcprov-jdk14, org.bouncycastle:bcprov-jdk15to18, org.bouncycastle:bcprov-jdk18on, org.bouncycastle:bcprov-debug-jdk14, org.bouncycastle:bcprov-debug-jdk15to18. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-09-24T15:18:46.000Z","value":"7.5 critical","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-580fea86a1b3b78b7c2211b91e179619"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-580fea86a1b3b78b7c2211b91e179619","url":"https://github.com/advisories/GHSA-574f-3g2m-x479","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-574f-3g2m-x479","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:25:10.521Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.80.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.78.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.78.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.78.1"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-debug-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.74"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-debug-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.77"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-ext-debug-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.59, <= 1.77"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["= 1.81.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk14","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk15to18","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk18on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":[">= 1.82, <= 1.83"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-debug-jdk15on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["<= 1.7.0"]},{"certainty":"source_listed","source_ids":["sr-580fea86a1b3b78b7c2211b91e179619"],"technology":"org.bouncycastle:bcprov-jdk15on","known_exclusions":[],"conditions_summary":"The GOST 28147-2015 CTR mode implementation (`G3413CTRBlockCipher`) in the Legion of the Bouncy Castle BC-JAVA `bcprov` core module only increments the final byte of the counter, so the counter wraps after 255 blocks and the keystream is reused. Reusing CTR keystream allows an attacker who can observe two ciphertexts produced with the same key/IV to recover the XOR of the plaintexts, breaking confidentiality. Affects BC-JAVA from 1.59 before 1.84 (with backported fixes in 1.80.2 and 1.81.1).","public_affected_ranges":["<= 1.7.0"]}],"null_published_at":"2026-11-01T07:29:12.916Z","source_updated_at":"2026-09-24T15:18:46.000Z","source_disclosed_at":"2026-04-17T18:31:50.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-11-01T07:25:10.521Z"}],"next_cursor":null,"snapshot_revision":"42594"}