CVE-2021-21687
CRITICAL9.0EPSS 0.27%Multiple vulnerabilities allow bypassing path filtering of agent-to-controller access control in Jenkins
Published: 5/24/2022Modified: 4/3/2025
Description
Jenkins LTS 2.303.2 and earlier does not check agent-to-controller access to create symbolic links when unarchiving a symbolic link in FilePath#untar.
Affected packages (2)
- Bitnami/jenkinsfrom 0, < 2.319.0
- Maven/org.jenkins-ci.main:jenkins-corefrom 0, < 2.303.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.0 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H |