CVE-2024-37568
python-authlib - security update
7.4
HIGH
CVSS 3.1
EPSS 0.14%
Description
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.)
How to fix CVE-2024-37568
To remediate CVE-2024-37568, upgrade the affected package to a fixed version below.
- —upgrade to 0.15.4-1+deb11u1 or later
- —upgrade to 0.15.4-1+deb11u1 or later
- —upgrade to 1.3.1 or later
- —upgrade to 1.3.1 or later
Is CVE-2024-37568 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 0.15.4-1+deb11u1
- from 0, < 0.15.4-1+deb11u1
- from 0, < 1.3.1
- from 0, < 1.3.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.4 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N |