CVE-2019-1003042 : Vulnerability Insights and Analysis

A cross-site scripting vulnerability in Jenkins Lockable Resources Plugin versions 2.4 and earlier allows attackers to inject arbitrary JavaScript into the plugin's web pages.

Understanding CVE-2019-1003042

Attackers with control over resource names can exploit a cross-site scripting vulnerability in Jenkins Lockable Resources Plugin versions 2.4 and earlier to inject arbitrary JavaScript into the plugin's rendered web pages.

What is CVE-2019-1003042?

This CVE refers to a cross-site scripting vulnerability in Jenkins Lockable Resources Plugin versions 2.4 and earlier. Attackers who can control resource names can inject malicious JavaScript into the plugin's web pages.

The Impact of CVE-2019-1003042

Attackers can execute arbitrary JavaScript code in the context of the affected plugin, potentially leading to unauthorized actions or data theft.
This vulnerability can be exploited by malicious actors with control over resource names, posing a risk to the integrity and security of Jenkins instances.

Technical Details of CVE-2019-1003042

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability allows attackers to perform cross-site scripting attacks by injecting malicious JavaScript code into the web pages rendered by Jenkins Lockable Resources Plugin versions 2.4 and earlier.

Affected Systems and Versions

Product: Jenkins Lockable Resources Plugin
Vendor: Jenkins project
Versions Affected: 2.4 and earlier

Exploitation Mechanism

Attackers with control over resource names can exploit this vulnerability to inject arbitrary JavaScript into the plugin's rendered web pages, potentially compromising the security of the affected systems.

Mitigation and Prevention

Protecting systems from CVE-2019-1003042 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Jenkins Lockable Resources Plugin to a non-vulnerable version to mitigate the risk of exploitation.
Monitor and restrict access to the plugin to prevent unauthorized users from injecting malicious scripts.

Long-Term Security Practices

Implement input validation mechanisms to sanitize user-controlled inputs and prevent script injection attacks.
Regularly audit and review plugins and extensions for security vulnerabilities to maintain a secure Jenkins environment.

Patching and Updates

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