Description
AniWorld Downloader before 5.3.0 contains an improper restriction of authentication attempts vulnerability in the WebUI /login POST handler that allows unauthenticated attackers to guess passwords without throttling. Attackers can enumerate usernames through verify_user response timing and brute-force passwords on exposed WebUI instances to take over accounts.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| phoenixthrush | AniWorld Downloader | < 5.3.0 | 5.3.0 |
References
- https://github.com/phoenixthrush/AniWorld-Downloader/issues/334 issue-tracking
- https://github.com/phoenixthrush/AniWorld-Downloader/commit/3c070bd10665377308a3092e11933681c18a5fd1 patch
- AniWorld Downloader v.5.3.0 Release Notes release-notes
- https://hackmd.io/@haind/aniworld-login-brute-force third-party-advisory
- https://github.com/phoenixthrush/AniWorld-Downloader/blob/bb13599d17937fdb4df2df699024bc233f0656f2/src/aniworld/web/auth.py#L239-L256 technical-description
- VulnCheck Advisory: AniWorld Downloader before 5.3.0 WebUI Login Brute Force via /login third-party-advisory