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.
Remediation
References
https://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455
Related Vulnerabilities
CVE-2019-10280 Vulnerability in maven package org.jenkins-ci.plugins:assembla-auth
CVE-2019-10080 Vulnerability in maven package org.apache.nifi:nifi-lookup-services-bundle
CVE-2017-16153 Vulnerability in npm package gaoxuyan
CVE-2019-10363 Vulnerability in maven package io.jenkins:configuration-as-code
CVE-2018-17184 Vulnerability in maven package org.apache.syncope:syncope-core