#VU101894 Insufficient technical documentation in jwt - CVE-2024-51744

Vulnerability identifier: #VU101894

Vulnerability risk: Low

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

CVE-ID: CVE-2024-51744

CWE-ID: CWE-1059

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
jwt
Universal components / Libraries / Libraries used by multiple products

Vendor: golang-jwt

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due due to unclear documentation of the error behavior in "ParseWithClaims". A remote attacker can trick the victim into accepting invalid tokens, which can lead to information disclosure.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

jwt: 1.0.0 - 4.5.0

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External links
https://github.com/golang-jwt/jwt/security/advisories/GHSA-29wx-vh33-7x7r
https://github.com/golang-jwt/jwt/commit/7b1c1c00a171c6c79bbdb40e4ce7d197060c1c2c

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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.