CVE-2022-29047 : Vulnerability Insights and Analysis

Jenkins Pipeline: Shared Groovy Libraries Plugin 564.ve62a_4eb_b_e039 and earlier, except 2.21.3, allows attackers to change Pipeline behavior by modifying dynamically retrieved libraries in pull requests.

Understanding CVE-2022-29047

This CVE affects the Jenkins Pipeline: Shared Groovy Libraries Plugin, specifically versions 564.ve62a_4eb_b_e039 and earlier, excluding version 2.21.3.

What is CVE-2022-29047?

CVE-2022-29047 relates to a vulnerability in the Jenkins Pipeline: Shared Groovy Libraries Plugin that enables attackers, who can submit pull requests without committing directly to the source code management (SCM), to alter Pipeline behavior.

The Impact of CVE-2022-29047

The vulnerability allows unauthorized users to modify the definition of dynamically retrieved libraries in their pull requests, potentially leading to unauthorized changes in Pipeline behavior.

Technical Details of CVE-2022-29047

This section covers specific technical details of the CVE.

Vulnerability Description

The vulnerability in Jenkins Pipeline: Shared Groovy Libraries Plugin versions 564.ve62a_4eb_b_e039 and earlier, except 2.21.3, allows attackers to influence Pipeline behavior by changing dynamically retrieved library definitions in pull requests.

Affected Systems and Versions

Systems running Jenkins Pipeline: Shared Groovy Libraries Plugin versions 564.ve62a_4eb_b_e039 and earlier are affected, except version 2.21.3 which is not vulnerable.

Exploitation Mechanism

Attackers with the ability to submit pull requests, but not commit directly to the SCM, can exploit this vulnerability to modify Pipeline behavior by altering library definitions in their pull requests.

Mitigation and Prevention

Here are the steps to mitigate and prevent exploitation of CVE-2022-29047.

Immediate Steps to Take

Users should update their Jenkins Pipeline: Shared Groovy Libraries Plugin to version 2.21.3 to prevent exploitation of this vulnerability. Additionally, review and restrict user permissions to prevent unauthorized modifications.

Long-Term Security Practices

Implement regular security audits and code reviews to identify and address vulnerabilities in the early stages of development. Train users on secure coding practices to enhance overall system security.

Patching and Updates

Stay updated with security advisories from Jenkins project to apply patches promptly and secure systems from known vulnerabilities.