PT-2024-20807 · Php-Jwt · Php-Jwt

Published 2024-02-08 · Updated 2024-02-15 · CVE-2024-25191

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions php-jwt version 1.0.0

Description The issue arises from the use of strcmp to verify authentication, which is not a constant-time comparison. This makes it easier for attackers to bypass authentication via a timing side channel.

Recommendations For php-jwt version 1.0.0, consider using a constant-time comparison function to verify authentication, as a temporary workaround, until a patch is available.

Exploit

Fix

Side Channel Attack

Weakness Enumeration

CWE-203

Related Identifiers

CVE-2024-25191

Affected Products

Php-Jwt

References · 8

• 🔥 https://github.com/P3ngu1nW/CVE_Request/blob/main/cdoco%3Aphp-jwt.md · Exploit
• https://osv.dev/vulnerability/CVE-2024-25191 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2024-25191 · Security Note
• https://ubuntu.com/security/CVE-2024-25191 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2024-25191 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-25191 · Security Note
• https://twitter.com/CVEnew/status/1755635730750247370 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1755676666075009253 · Twitter Post