CVE-2022-25177: Improper Link Resolution Before File Access ('Link Following')

February 16, 2022 (updated June 20, 2022)

Jenkins Pipeline: Shared Groovy Libraries Plugin 552.vd9cc05b8a2e1 and earlier follows symbolic links to locations outside of the expected Pipeline library when reading files using the libraryResource step, allowing attackers able to configure Pipelines to read arbitrary files on the Jenkins controller file system.

References

github.com/advisories/GHSA-q234-x887-9rxh
nvd.nist.gov/vuln/detail/CVE-2022-25177
www.jenkins.io/security/advisory/2022-02-15/

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