CVE-2022-30964 : Exploit Details and Defense Strategies

Jenkins Multiselect parameter Plugin 1.3 and earlier versions are affected by a stored cross-site scripting (XSS) vulnerability. Attackers with Item/Configure permission can exploit this issue, potentially leading to malicious script execution.

Understanding CVE-2022-30964

This CVE highlights a security vulnerability in the Jenkins Multiselect parameter Plugin, where inadequate escaping of parameters could result in XSS attacks.

What is CVE-2022-30964?

CVE-2022-30964 relates to a stored cross-site scripting vulnerability in Jenkins Multiselect parameter Plugin versions 1.3 and below. The flaw allows attackers with the relevant permission to execute malicious scripts through affected parameters.

The Impact of CVE-2022-30964

The impact of this vulnerability is significant as it enables attackers to inject and execute malicious scripts. This can lead to various exploits such as data theft, unauthorized actions, and potential system compromise.

Technical Details of CVE-2022-30964

This section provides detailed technical information regarding the vulnerability.

Vulnerability Description

Jenkins Multiselect parameter Plugin 1.3 and earlier versions do not properly escape the name and description of Multiselect parameters. This absence of sanitization makes it susceptible to stored XSS attacks.

Affected Systems and Versions

The vulnerability affects Jenkins Multiselect parameter Plugin versions up to and including 1.3.

Exploitation Mechanism

Attackers with Item/Configure permission can exploit this vulnerability by injecting malicious scripts into Multiselect parameters on views displaying parameters.

Mitigation and Prevention

To mitigate the risks associated with CVE-2022-30964, follow the guidelines below.

Immediate Steps to Take

Update Jenkins Multiselect parameter Plugin to a secure version that addresses the XSS vulnerability.
Restrict access permissions to minimize the impact of potential attacks.

Long-Term Security Practices

Regularly monitor and update all Jenkins plugins to patch any security vulnerabilities promptly.
Educate users with permissions on safe coding practices to prevent XSS vulnerabilities.

Patching and Updates

Stay informed about security advisories and updates from Jenkins project. Timely application of patches is crucial in maintaining a secure environment.