CVE-2024-37568

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.)

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/lepture/authlib/issues/654	Exploit Issue Tracking
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FHJI32SN4FNAUVNALVGOKWHNSQ6XS3M5/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IZI7HYGN7VZAYFV6UV3SRLYF7QGERXIU/
https://www.vicarius.io/vsociety/posts/algorithm-confusion-in-lepture-authlib-cve-2024-37568

Configurations

Configuration 1 (hide)

cpe:2.3:a:authlib:authlib:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2024-06-09 19:15

Updated : 2024-07-25 18:15

NVD link : CVE-2024-37568

Mitre link : CVE-2024-37568

CVE.ORG link : CVE-2024-37568

JSON object : View

Products Affected

authlib

authlib

CWE

CWE-347

Improper Verification of Cryptographic Signature

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