CVE-2023-40343: Observable Discrepancy

August 16, 2023 (updated August 18, 2023)

Jenkins Tuleap Authentication Plugin 1.1.20 and earlier uses a non-constant time comparison function when validating an authentication token allowing attackers to use statistical methods to obtain a valid authentication token.

References

www.openwall.com/lists/oss-security/2023/08/16/3
github.com/advisories/GHSA-5r33-mgjf-6656
nvd.nist.gov/vuln/detail/CVE-2023-40343
www.jenkins.io/security/advisory/2023-08-16/

Code Behaviors & Features

Detect and mitigate CVE-2023-40343 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →