CVE-2019-1003018: Exposure of Sensitive Information to an Unauthorized Actor

May 13, 2022 (updated January 9, 2024)

An exposure of sensitive information vulnerability exists in Jenkins GitHub Authentication Plugin 0.29 and earlier in GithubSecurityRealm/config.jelly that allows attackers able to view a Jenkins administrator’s web browser output, or control the browser (e.g. malicious extension) to retrieve the configured client secret.

References

github.com/advisories/GHSA-87pj-9q82-m9qh
github.com/jenkinsci/github-oauth-plugin/commit/10d173f541e6f060231e778ec25b8c9846109856
jenkins.io/security/advisory/2019-01-28/
nvd.nist.gov/vuln/detail/CVE-2019-1003018

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