Incorrect Comparison in jpadilla pyjwt



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-53861
CWE-ID CWE-697
Exploitation vector Network
Public exploit N/A
Vulnerable software
 pyjwt
Other software / Other software solutions

Vendor jpadilla (José Padilla)

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Incorrect Comparison

EUVDB-ID: #VU103946

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-53861

CWE-ID: CWE-697 - Incorrect Comparison

Exploit availability: No

Description

The vulnerability allows a remote attacker to modify data on the system.

The vulnerability exists due to an incorrect string comparison being run for `iss` checking, resulting in `"acb"` being accepted for `"_abc_"`. A remote attacker can trigger incorrect comparisons and modify data on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

pyjwt: 2.10.0

CPE2.3 External links

http://github.com/jpadilla/pyjwt/commit/1570e708672aa9036bc772476beae8bfa48f4131#diff-6893ad4a1c5a36b8af3028db8c8bc3b62418149843fc382faf901eaab008e380R366
http://github.com/jpadilla/pyjwt/commit/33022c25525c1020869c71ce2a4109e44ae4ced1
http://github.com/jpadilla/pyjwt/security/advisories/GHSA-75c5-xw7c-p5pm


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user 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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