CVE-2019-10325 : What You Need to Know

A cross-site scripting vulnerability in Jenkins Warnings NG Plugin versions 5.0.0 and earlier allows attackers to inject arbitrary JavaScript code into build overview pages.

Understanding CVE-2019-10325

This CVE identifies a security flaw in Jenkins Warnings NG Plugin that could be exploited by attackers to execute cross-site scripting attacks.

What is CVE-2019-10325?

The vulnerability in Jenkins Warnings NG Plugin versions 5.0.0 and earlier enables attackers with the permission to configure jobs to insert malicious JavaScript code into build overview pages.

The Impact of CVE-2019-10325

This vulnerability could lead to unauthorized execution of scripts in a user's browser, potentially compromising sensitive data or performing actions on behalf of the user without their consent.

Technical Details of CVE-2019-10325

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The vulnerability allows attackers with Job/Configure permission to perform cross-site scripting attacks by injecting arbitrary JavaScript into build overview pages.

Affected Systems and Versions

Product: Jenkins Warnings NG Plugin
Vendor: Jenkins project
Versions Affected: 5.0.0 and earlier

Exploitation Mechanism

Attackers exploit this vulnerability by manipulating the input fields that are not properly sanitized, allowing them to inject malicious scripts into the build overview pages.

Mitigation and Prevention

Protecting systems from CVE-2019-10325 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Jenkins Warnings NG Plugin to a patched version that addresses the vulnerability.
Restrict Job/Configure permissions to trusted users only.
Regularly monitor and audit build overview pages for any suspicious activities.

Long-Term Security Practices

Implement input validation and output encoding to prevent cross-site scripting attacks.
Educate users on the risks of executing scripts from untrusted sources.

Patching and Updates

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