CVE-2022-30946 Explained : Impact and Mitigation

Jenkins Script Security Plugin 1158.v7c1b_73a_69a_08 and earlier versions are affected by a cross-site request forgery (CSRF) vulnerability that allows attackers to manipulate Jenkins to send HTTP requests to a malicious webserver.

Understanding CVE-2022-30946

This CVE describes a security flaw in the Jenkins Script Security Plugin that exposes Jenkins instances to CSRF attacks.

What is CVE-2022-30946?

The vulnerability in Jenkins Script Security Plugin versions prior to 1158.v7c1b_73a_69a_08 enables attackers to trick Jenkins into initiating HTTP requests directed at a specified malicious server.

The Impact of CVE-2022-30946

With this vulnerability, attackers can launch CSRF attacks, potentially leading to unauthorized actions being performed in the context of a user who is logged into Jenkins.

Technical Details of CVE-2022-30946

The following technical details shed light on the vulnerability:

Vulnerability Description

The security flaw in Jenkins Script Security Plugin versions before 1158.v7c1b_73a_69a_08 allows an attacker to conduct CSRF attacks and manipulate Jenkins to send HTTP requests to a designated malicious server.

Affected Systems and Versions

Product: Jenkins Script Security Plugin
Vendor: Jenkins project
Affected Versions: <= 1158.v7c1b_73a_69a_08

Exploitation Mechanism

The vulnerability enables threat actors to exploit the CSRF weakness in affected Jenkins installations to force Jenkins to make unintended HTTP requests.

Mitigation and Prevention

To address CVE-2022-30946, consider the following measures:

Immediate Steps to Take

Update Jenkins Script Security Plugin to a patched version above 1158.v7c1b_73a_69a_08.
Monitor Jenkins installations for any unauthorized activities.

Long-Term Security Practices

Implement CSRF protection mechanisms in Jenkins settings.
Regularly review and update Jenkins plugins to mitigate security risks.

Patching and Updates

Stay informed about security advisories from Jenkins and promptly apply recommended patches.