Description
Jenkins Multibranch Scan Webhook Trigger Plugin 1.0.9 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.
Remediation
References
http://www.openwall.com/lists/oss-security/2023/10/25/2
https://www.jenkins.io/security/advisory/2023-10-25/#SECURITY-2875
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