CVE-2022-46686 Explained : Impact and Mitigation

A stored cross-site scripting vulnerability (XSS) has been identified in the Jenkins Custom Build Properties Plugin, version 2.79.vc095ccc85094 and earlier. Attackers can exploit this vulnerability by manipulating property values and build display names.

Understanding CVE-2022-46686

This CVE highlights a security issue in the Jenkins Custom Build Properties Plugin that allows for stored XSS attacks.

What is CVE-2022-46686?

The vulnerability in Jenkins Custom Build Properties Plugin version 2.79.vc095ccc85094 and earlier enables attackers to execute malicious scripts through property values and build display names.

The Impact of CVE-2022-46686

With this vulnerability, threat actors can launch stored cross-site scripting attacks, compromising the integrity of Jenkins instances and potentially exposing sensitive data.

Technical Details of CVE-2022-46686

This section delves deeper into the technical aspects of the CVE, outlining the vulnerability, affected systems, and exploitation methods.

Vulnerability Description

Jenkins Custom Build Properties Plugin 2.79.vc095ccc85094 and previous versions fail to properly escape property values and build display names, leading to a stored cross-site scripting vulnerability.

Affected Systems and Versions

The CVE affects systems with Jenkins Custom Build Properties Plugin versions earlier than 2.79.vc095ccc85094, exposing them to XSS attacks through manipulated property values and build display names.

Exploitation Mechanism

Attackers can exploit the vulnerability by setting or changing values of properties and build display names, enabling the execution of malicious scripts in the context of the affected Jenkins instance.

Mitigation and Prevention

To mitigate the risks associated with CVE-2022-46686, immediate steps should be taken to secure Jenkins environments and prevent potential exploitation.

Immediate Steps to Take

Administrators must update the Jenkins Custom Build Properties Plugin to a patched version beyond 2.79.vc095ccc85094 and implement security best practices to safeguard against XSS attacks.

Long-Term Security Practices

Regular security audits, code reviews, and user input validations are essential for maintaining a secure Jenkins environment and preventing similar vulnerabilities.

Patching and Updates

Stay informed about security advisories and promptly apply patches and updates released by Jenkins to address known vulnerabilities and enhance system security.