VDB
CVE-2024-37568
CVE-2024-37568
PUBLISHED
CVSS 7.5 HIGH
lepture Authlib before 1.3.1 has algorithm confusion with asymmetric public keys. Unless an algorithm is specified in a jwt.decode call, HMAC verification is allowed with any asymmetric public key. (This is similar to CVE-2022-29217 and CVE-2024-33663.)
EPSS 0.14% · 34.6th percentile
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS Score
0.14%
34.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| authlib | authlib | 0 |
| n/a | n/a | n/a |
| PyPI | authlib | 0 |
| lepture | authlib | 0 |
Timeline
- Jun 9, 2024 CVE Published
- Jun 10, 2024 EPSS Score
- Jul 3, 2024 EPSS Score
- Jul 26, 2024 EPSS Score
- Aug 18, 2024 EPSS Score
- Sep 10, 2024 EPSS Score
- Oct 3, 2024 EPSS Score
- Oct 4, 2024 Coalition ESS Score
- Oct 26, 2024 EPSS Score
- Nov 18, 2024 EPSS Score
- Dec 12, 2024 EPSS Score
- Jan 4, 2025 EPSS Score
References
- https://github.com/lepture/authlib/issues/654 url
- FEDORA-2024-7cc9a030d9 vendor-advisory
- FEDORA-2024-2e9c58d661 vendor-advisory
- https://www.vicarius.io/vsociety/posts/algorithm-confusion-in-lepture-authlib-cve-2024-37568 url
- https://lists.debian.org/debian-lts-announce/2025/10/msg00032.html url
- https://nvd.nist.gov/vuln/detail/CVE-2024-37568 advisory
- https://github.com/lepture/authlib package
- https://github.com/pypa/advisory-database/tree/main/vulns/authlib/PYSEC-2024-52.yaml url
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FHJI32SN4FNAUVNALVGOKWHNSQ6XS3M5 url
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IZI7HYGN7VZAYFV6UV3SRLYF7QGERXIU url