CVE-2022-43411: Observable Discrepancy

October 19, 2022 (updated October 20, 2022)

Jenkins GitLab Plugin 1.5.35 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/2022/10/19/3
github.com/advisories/GHSA-f9f9-4r63-4qcc
nvd.nist.gov/vuln/detail/CVE-2022-43411
www.jenkins.io/security/advisory/2022-10-19/

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