CVE-2022-34784 : Exploit Details and Defense Strategies

Jenkins build-metrics Plugin version 1.3 has a stored cross-site scripting (XSS) vulnerability due to improper input neutralization, allowing attackers with Build/Update permission to exploit it.

Understanding CVE-2022-34784

This CVE involves a security issue in the Jenkins build-metrics Plugin version 1.3, leading to a stored XSS vulnerability.

What is CVE-2022-34784?

The CVE-2022-34784 vulnerability exists in the Jenkins build-metrics Plugin 1.3, enabling malicious users with specific permissions to execute cross-site scripting attacks.

The Impact of CVE-2022-34784

The vulnerability allows attackers to inject malicious scripts into the build description, potentially leading to unauthorized data exposure or privilege escalation.

Technical Details of CVE-2022-34784

This section outlines the specific technical aspects of the CVE.

Vulnerability Description

The issue arises from the Plugin's failure to properly sanitize user input in the build description field, opening the door to XSS attacks.

Affected Systems and Versions

Jenkins build-metrics Plugin version 1.3 is confirmed to be vulnerable, while versions beyond 1.3 are potentially at risk if customized.

Exploitation Mechanism

Attackers with Build/Update permission can exploit the vulnerable build description field to insert harmful scripts, compromising the integrity of the system.

Mitigation and Prevention

Protect your systems from CVE-2022-34784 with these security measures.

Immediate Steps to Take

Update the Jenkins build-metrics Plugin to a secure version that addresses the XSS vulnerability. Review user permissions to limit exposure.

Long-Term Security Practices

Regularly monitor and audit user activities within Jenkins. Educate users on secure coding practices to prevent XSS vulnerabilities.

Patching and Updates

Stay informed about security advisories from Jenkins and promptly apply patches or updates to mitigate known vulnerabilities.