PT-2024-20806 · L8W8Jwt · L8W8Jwt

P3Ngu1Nw · Published 2024-02-08 · Updated 2024-08-19 · CVE-2024-25190

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 l8w8jwt version 2.2.1

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

Recommendations For l8w8jwt version 2.2.1, consider using a constant-time comparison function to verify authentication as a temporary workaround until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Side Channel Attack

Weakness Enumeration

CWE-203

Related Identifiers

CVE-2024-25190

Affected Products

L8W8Jwt

References · 5

• 🔥 https://github.com/P3ngu1nW/CVE_Request/blob/main/GlitchedPolygons%3Al8w8jwt.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2024-25190 · Security Note
• https://osv.dev/vulnerability/CVE-2024-25190 · Vendor Advisory
• https://twitter.com/VulmonFeeds/status/1755676412885737720 · Twitter Post
• https://twitter.com/CVEnew/status/1755635728745459722 · Twitter Post