CVE-2024-25189Observable Discrepancy in Libjwt

Severity
9.8CRITICALNVD
EPSS
0.1%
top 70.88%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedFeb 8

Description

libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages3 packages

debiandebian/libjwt< libjwt 1.10.2-1+deb12u1 (bookworm)
Debianlibjwt/libjwt< 1.10.2-1+deb11u1+3
NVDlibjwt/libjwt1.15.3

Also affects: Debian Linux 10.0

🔴Vulnerability Details

2
GHSA
GHSA-m5gq-732f-j9v6: libjwt 12024-02-08
OSV
CVE-2024-25189: libjwt 12024-02-08

📋Vendor Advisories

1
Debian
CVE-2024-25189: libjwt - libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication,...2024
CVE-2024-25189 — Observable Discrepancy in Libjwt | cvebase