CVE-2020-2141 Explained : Impact and Mitigation

A cross-site request forgery vulnerability in Jenkins P4 Plugin 1.10.10 and earlier allows attackers to trigger builds or add labels in Perforce.

Understanding CVE-2020-2141

This CVE involves a security vulnerability in the Jenkins P4 Plugin that could be exploited by attackers.

What is CVE-2020-2141?

CVE-2020-2141 is a cross-site request forgery vulnerability in Jenkins P4 Plugin versions 1.10.10 and earlier, enabling malicious actors to manipulate builds or add labels in Perforce.

The Impact of CVE-2020-2141

The vulnerability could lead to unauthorized triggering of builds or unauthorized addition of labels in Perforce, potentially compromising the integrity of the software development process.

Technical Details of CVE-2020-2141

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

Vulnerability Description

The vulnerability in Jenkins P4 Plugin versions 1.10.10 and earlier allows for cross-site request forgery, enabling unauthorized actions within the Perforce system.

Affected Systems and Versions

Product: Jenkins P4 Plugin
Vendor: Jenkins project
Versions Affected: <= 1.10.10 (unspecified version type: custom)

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious requests that, when executed by authenticated users, trigger unauthorized builds or add labels in Perforce.

Mitigation and Prevention

Protecting systems from CVE-2020-2141 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Jenkins P4 Plugin to a version beyond 1.10.10 to mitigate the vulnerability.
Monitor and review build and label activities in Perforce for any unauthorized actions.

Long-Term Security Practices

Implement CSRF protection mechanisms in web applications to prevent similar attacks.
Regularly audit and review plugin security in Jenkins to identify and address potential vulnerabilities.

Patching and Updates

Stay informed about security advisories from Jenkins project and promptly apply patches and updates to Jenkins P4 Plugin to address known vulnerabilities.