CVE-2022-34813 : Security Advisory and Response

A missing permission check in Jenkins XPath Configuration Viewer Plugin 1.1.1 and earlier versions allows attackers with specific permissions to manipulate XPath expressions.

Understanding CVE-2022-34813

This CVE identifies a vulnerability in the Jenkins XPath Configuration Viewer Plugin that could be exploited by attackers with certain permissions to create or delete XPath expressions.

What is CVE-2022-34813?

The vulnerability in Jenkins XPath Configuration Viewer Plugin versions 1.1.1 and earlier permits users with Overall/Read permission to perform unauthorized actions involving XPath expressions.

The Impact of CVE-2022-34813

If exploited, this vulnerability could enable attackers to modify or delete critical XPath expressions within the affected Jenkins environment, potentially leading to unauthorized access or data manipulation.

Technical Details of CVE-2022-34813

This section outlines the specific technical details regarding the vulnerability in Jenkins XPath Configuration Viewer Plugin.

Vulnerability Description

The security flaw in Jenkins XPath Configuration Viewer Plugin versions <= 1.1.1 allows users with Overall/Read permissions to interact with XPath expressions without proper authorization checks.

Affected Systems and Versions

The vulnerability affects Jenkins XPath Configuration Viewer Plugin versions 1.1.1 and earlier, leaving instances vulnerable to exploitation by users with specific permissions.

Exploitation Mechanism

Attackers with Overall/Read permissions can exploit this vulnerability to create and delete XPath expressions without appropriate authorization, potentially compromising the integrity of the Jenkins environment.

Mitigation and Prevention

To safeguard your Jenkins environment from CVE-2022-34813, consider implementing the following mitigation strategies.

Immediate Steps to Take

Upgrade Jenkins XPath Configuration Viewer Plugin to a version beyond 1.1.1 to mitigate the security issue.
Review and adjust permissions within the Jenkins instance to restrict unauthorized access to XPath expressions.

Long-Term Security Practices

Regularly monitor and update Jenkins plugins to ensure you are running the latest secure versions.
Implement a least privilege model for permissions to limit the impact of potential vulnerabilities.

Patching and Updates

Stay informed about security advisories and promptly apply patches released by Jenkins to address known vulnerabilities within their software.