CVE-2021-21686

Description

File path filters in the agent-to-controller security subsystem of Jenkins 2.318 and earlier, LTS 2.303.2 and earlier do not canonicalize paths, allowing operations to follow symbolic links to outside allowed directories.

Risk Information

Base Score

8.1

MODERATE

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

EPSS Score

Exploitation Probability

0.278

Associated Vulnerability

Vulnerability	OS Platform
Multiple Vulnerabilities are affected in Jenkins 2.289.2	Windows
Multiple vulnerabilities are fixed in Jenkins-Core 2.319	Windows
Multiple vulnerabilities are fixed in Jenkins-Core 2.303.3	Windows
Multiple vulnerabilities are fixed in Jenkins-Core for Linux 2.319	Linux
Multiple vulnerabilities are fixed in Jenkins-Core for Linux 2.303.3	Linux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234