Description
Creating symbolic links is possible without the 'symlink' agent-to-controller access control permission in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier.
Remediation
References
https://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455
Related Vulnerabilities
CVE-2020-17523 Vulnerability in maven package org.apache.shiro:shiro-web
CVE-2019-10367 Vulnerability in maven package io.jenkins:configuration-as-code
CVE-2017-1000243 Vulnerability in maven package org.jvnet.hudson.plugins:favorite
CVE-2019-16530 Vulnerability in maven package org.sonatype.nexus:nexus-core
CVE-2021-41973 Vulnerability in maven package org.apache.mina:mina-http