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CVE-2021-21691GHSA-2C79-H2H5-G3FWBIT-JENKINS-2021-21691

Creating symbolic links is possible without the 'symlink' agent-to-controller access control permission in Jenkins 2.318 and earlier, LTS 2.

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 2.303.3, 2.319
None on Exploit-DB, Metasploit or GitHub

Summary

Creating symbolic links is possible without the 'symlink' agent-to-controller access control permission in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • Jenkins project Jenkins

    through 2.318; through LTS 2.303.2

  • org.jenkins-ci.main:jenkins-coreMaven

    fixed in 2.303.3

  • org.jenkins-ci.main:jenkins-coreMaven

    From 2.304 · fixed in 2.319

References 1

jenkins.io