Jenkins Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') Vulnerability (CVE-2021-21692)

Description

FilePath#renameTo and FilePath#moveAllChildrenTo in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier only check 'read' agent-to-controller access permission on the source path, instead of 'delete'.

Remediation

References

CVE-2021-21692

Related Vulnerabilities

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Drupal Core 8.x.x Cross-Site Scripting (8.0.0 - 8.8.12)

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Severity

Critical

Classification

CVE-2021-21692 CWE-22 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H