Description

Jenkins 2.318 and earlier, 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.

Remediation

References

CVE-2021-21687

Related Vulnerabilities

Joomla! Core 1.0 Remote File Inclusion (1.0.0)

Django Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') Vulnerability (CVE-2021-33203)

Drupal Core 4.6.x Form Action Attribute Injection (4.6.0 - 4.6.9)

e107 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') Vulnerability (CVE-2011-1513)

Drupal Core 4.5.x Cross-Site Scripting (4.5.0 - 4.5.5)

Severity

Critical

Classification

CVE-2021-21687 CWE-862 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Tags

Missing Update Known Vulnerabilities