dpgaspar/flask-appbuilder · Security
Observable Response Discrepancy in Flask-AppBuilder
- GHSA ID
- GHSA-wfjw-w6pv-8p7f
- CVE ID
- CVE-2022-21659
- Severity
- medium
- Published
- Updated
- CVSS
- 5.3 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CVSS v3
- 5.3 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CVSS v4
- 6.9 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Description
Impact
User enumeration in database authentication in Flask-AppBuilder < 3.4.4. Allows for a non authenticated user to enumerate existing accounts by timing the response time from the server when you are logging in.
Patches
Upgrade to 3.4.4
Workarounds
References
For more information
If you have any questions or comments about this advisory:
- Open an issue in example link to repo
- Email us at example email address
CWEs
- CWE-203 · Observable Discrepancy
- CWE-204 · Observable Response Discrepancy
References
- https://github.com/dpgaspar/Flask-AppBuilder/security/advisories/GHSA-wfjw-w6pv-8p7f ↗
- https://github.com/dpgaspar/Flask-AppBuilder/pull/1775 ↗
- https://nvd.nist.gov/vuln/detail/CVE-2022-21659 ↗
- https://github.com/dpgaspar/Flask-AppBuilder/commit/e2b744c258ff62ece9d5ac7172c3b4644ff4c2fe ↗
- https://github.com/dpgaspar/Flask-AppBuilder/commits/v3.4.4 ↗
- https://github.com/pypa/advisory-database/tree/main/vulns/flask-appbuilder/PYSEC-2022-24.yaml ↗
- https://github.com/advisories/GHSA-wfjw-w6pv-8p7f ↗