CVE-2022-29046 Explained : Impact and Mitigation

This article provides insights into CVE-2022-29046, a vulnerability in the Jenkins Subversion Plugin that could lead to a stored cross-site scripting (XSS) attack.

Understanding CVE-2022-29046

CVE-2022-29046 is a vulnerability in the Jenkins Subversion Plugin version 2.15.3 and earlier, allowing attackers with Item/Configure permission to exploit a stored XSS flaw.

What is CVE-2022-29046?

The Jenkins Subversion Plugin versions 2.15.3 and earlier fail to properly escape the name and description of List Subversion tags, enabling malicious actors to execute XSS attacks.

The Impact of CVE-2022-29046

The vulnerability poses a significant risk, as attackers could leverage it to execute arbitrary code or steal sensitive information by injecting malicious scripts into the Jenkins views.

Technical Details of CVE-2022-29046

Understanding the specific details of the vulnerability is crucial for effective mitigation.

Vulnerability Description

The issue originates from the plugin's failure to sanitize the name and description parameters, exposing the system to stored XSS attacks.

Affected Systems and Versions

Jenkins Subversion Plugin versions up to and including 2.15.3 are affected by this vulnerability, making them susceptible to exploitation.

Exploitation Mechanism

Exploiting CVE-2022-29046 requires Item/Configure permission within Jenkins, enabling threat actors to inject malicious scripts through the vulnerable parameters.

Mitigation and Prevention

Taking immediate and long-term security measures is crucial to safeguard systems from CVE-2022-29046.

Immediate Steps to Take

Disable the Jenkins Subversion Plugin until a patch is available
Regularly monitor for any unusual activities in Jenkins

Long-Term Security Practices

Keep Jenkins and its plugins up to date
Implement strict input sanitization practices

Patching and Updates

Stay informed about security updates from Jenkins project and apply patches promptly to address CVE-2022-29046.