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vulnerability / NVI-00012068 / Revision 1

pyload-ng: getUserData/get_userdata exposed at Perms.ANY allow any authenticated account to brute-force the administrator password

GitHub lists this reviewed advisory for pyload-ng. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.

source listedactiveGHSA-68w4-83fh-f2w8

This report has not inspected your inventory, configuration, deployed build, reachability or evidence. A catalog listing and a severity score do not establish exposure or compromise.

01 / Meaning

Why it matters

Published affected context helps an owner decide what evidence to gather. This report has not examined your application.

CVSS

8.1 high

GitHub source severity; exploitability and local consequence require separate evidence.

As of · GitHub Advisory Database

02 / Applicability

The affected context

Affected versions, configuration prerequisites and known exclusions are public. Confirm each one against the deployed service.

pyload-ng

source listed
  • >= 0.5.0b3.dev1, <= 0.5.0b3.dev101

## Summary `Api.getUserData` (legacy) and `Api.get_userdata` are declared with `@permission(Perms.ANY)` and are reachable at `/api/getUserData` and `/api/get_userdata`. Because `Perms.ANY == 0` and pyLoad's permission check is a bitmask AND, that gate is a no-op: **every authenticated account passes, including one holding zero permission bits.** Both methods are thin wrappers around `check_auth()`, which the maintainers deliberately restricted to administrators by omitting `@permission` (no entry in `perm_map`, so `is_authorized()` returns `False` for non-admins). The wrappers undo that protection. An attacker holding the lowest-privileged account in the system therefore has a clean binary oracle on the **administrator password**, with no account lockout anywhere in the codebase, and with the 100 req/min rate limiter bypassable by rotating `X-Forwarded-For`. ## Affected code `src/pyload/core/api/__init__.py:1446` and `:1464` ```python #: Old API @permission(Perms.ANY) @get def getUserData(self, username: str, password: str) -> OldUserData: """ similar to `check_auth` but returns UserData type. """ user = self.check_auth(username

GitHub Advisory Database

03 / Response

What to do next

  1. investigate

    Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.

    Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system. GitHub Advisory Database

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Check current vendor support and compatibility. After making a change, verify the deployed build and relevant runtime conditions. Keep the evidence, owner and time. An updated lockfile alone does not prove what is running.

04 / Limits

What this report cannot establish

  • Customer inventory, deployment, reachability and exploitation have not been inspected.
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05 / Provenance

Sources you can inspect

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  1. GHSA-68w4-83fh-f2w8 ↗

    GitHub Advisory Database · vendor advisory

    Observed . GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.

Public revision history

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  1. Revision 1 ·

    First indexed by Null; source disclosure date is shown separately.

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