CVE-2023-46657: Jenkins Gogs Plugin uses non-constant time webhook token comparison

October 25, 2023 (updated October 30, 2023)

Jenkins Gogs Plugin 1.0.15 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.

References

www.openwall.com/lists/oss-security/2023/10/25/2
github.com/advisories/GHSA-885r-hhpr-cc9p
nvd.nist.gov/vuln/detail/CVE-2023-46657
www.jenkins.io/security/advisory/2023-10-25/

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