Jenkins GitLab Branch Source Plugin nonconstant time token comparison
CVE-2024-23903 Published on January 24, 2024
Jenkins GitLab Branch Source Plugin 684.vea_fa_7c1e2fe3 and earlier uses a non-constant time comparison function when checking whether the provided and expected webhook token are equal, potentially allowing attackers to use statistical methods to obtain a valid webhook token.
Vulnerability Analysis
CVE-2024-23903 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.
Weakness Type
Incorrect Comparison
The software compares two entities in a security-relevant context, but the comparison is incorrect, which may lead to resultant weaknesses.
Products Associated with CVE-2024-23903
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Affected Versions
Jenkins Project Jenkins GitLab Branch Source Plugin:- Before and including 684.vea_fa_7c1e2fe3 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.