CVE-2022-43406 Explained : Impact and Mitigation
CVE-2022-43406 allows attackers to execute arbitrary code in Jenkins controller JVM. Learn the impact, technical details, and mitigation steps here.
A sandbox bypass vulnerability in Jenkins Pipeline: Deprecated Groovy Libraries Plugin 583.vf3b_454e43966 and earlier allows attackers to execute arbitrary code in the context of the Jenkins controller JVM.
Understanding CVE-2022-43406
This section will provide insights into the nature and impact of the CVE-2022-43406 vulnerability.
What is CVE-2022-43406?
The CVE-2022-43406 is a sandbox bypass vulnerability in Jenkins Pipeline: Deprecated Groovy Libraries Plugin, allowing attackers to execute arbitrary code in the Jenkins controller JVM.
The Impact of CVE-2022-43406
The vulnerability enables attackers to define untrusted Pipeline libraries and run sandboxed scripts to execute malicious code, compromising the security of the Jenkins controller.
Technical Details of CVE-2022-43406
In this section, we will delve into the specific technical aspects of the CVE-2022-43406 vulnerability.
Vulnerability Description
The vulnerability in Jenkins Pipeline: Deprecated Groovy Libraries Plugin 583.vf3b_454e43966 and earlier permits attackers to bypass sandbox protection and run arbitrary code in the Jenkins controller JVM.
Affected Systems and Versions
The affected product is Jenkins Pipeline: Deprecated Groovy Libraries Plugin with versions less than or equal to 583.vf3b_454e43966.
Exploitation Mechanism
Attackers with permission to define untrusted Pipeline libraries and run sandboxed scripts can exploit this vulnerability to execute arbitrary code.
Mitigation and Prevention
This section outlines the steps to mitigate and prevent the exploitation of CVE-2022-43406.
Immediate Steps to Take
Update Jenkins Pipeline: Deprecated Groovy Libraries Plugin to a secure version and restrict permissions for defining and running Pipeline libraries.
Long-Term Security Practices
Regularly monitor security advisories for Jenkins plugins and maintain up-to-date versions to prevent vulnerabilities.
Patching and Updates
Apply patches provided by the Jenkins project for Jenkins Pipeline: Deprecated Groovy Libraries Plugin to address and eliminate the sandbox bypass vulnerability.