CVE-2022-36885: Observable Timing Discrepancy

July 27, 2022 (updated November 22, 2023)

Jenkins GitHub Plugin 1.34.4 and earlier uses a non-constant time comparison function when checking whether the provided and computed webhook signatures are equal, allowing attackers to use statistical methods to obtain a valid webhook signature.

References

www.openwall.com/lists/oss-security/2022/07/27/1
nvd.nist.gov/vuln/detail/CVE-2022-36885
www.jenkins.io/security/advisory/2022-07-27/

Code Behaviors & Features

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