CVE-2021-21688: Missing Authorization

November 4, 2021 (updated November 22, 2023)

The agent-to-controller security check FilePath#reading(FileVisitor) in Jenkins does not reject any operations, allowing users to have unrestricted read access using certain operations (creating archives, FilePath#copyRecursiveTo).

References

nvd.nist.gov/vuln/detail/CVE-2021-21688
www.jenkins.io/security/advisory/2021-11-04/

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