Fedora 39 update for python-authlib



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-37568
CWE-ID CWE-310
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Fedora
Operating systems & Components / Operating system

python-authlib
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Cryptographic issues

EUVDB-ID: #VU91832

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-37568

CWE-ID: CWE-310 - Cryptographic Issues

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to 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.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 39

python-authlib: before 1.3.1-1.fc39

CPE2.3 External links

http://bodhi.fedoraproject.org/updates/FEDORA-2024-2e9c58d661


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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