Description
An improper certificate validation vulnerability exists in Jenkins Active Directory Plugin 2.10 and earlier in src/main/java/hudson/plugins/active_directory/ActiveDirectoryDomain.java, src/main/java/hudson/plugins/active_directory/ActiveDirectorySecurityRealm.java, src/main/java/hudson/plugins/active_directory/ActiveDirectoryUnixAuthenticationProvider.java that allows attackers to impersonate the Active Directory server Jenkins connects to for authentication if Jenkins is configured to use StartTLS.
Remediation
References
https://jenkins.io/security/advisory/2019-01-28/#SECURITY-859
Related Vulnerabilities
CVE-2023-40826 Vulnerability in maven package org.pf4j:pf4j
CVE-2018-20677 Vulnerability in maven package org.webjars.bower:bootstrap-sass
CVE-2020-14340 Vulnerability in maven package org.jboss.xnio:xnio-nio
CVE-2018-11093 Vulnerability in npm package @ckeditor/ckeditor5-link
CVE-2023-42277 Vulnerability in maven package cn.hutool:hutool-json