CVE-2022-25189 : Exploit Details and Defense Strategies

Jenkins Custom Checkbox Parameter Plugin 1.1 and earlier versions are vulnerable to stored cross-site scripting (XSS) attacks due to improper handling of parameter names for custom checkbox parameters.

Understanding CVE-2022-25189

This CVE pertains to a security vulnerability in the Jenkins Custom Checkbox Parameter Plugin that allows attackers with Item/Configure permission to exploit stored XSS.

What is CVE-2022-25189?

The CVE-2022-25189 relates to a flaw in Jenkins Custom Checkbox Parameter Plugin versions 1.1 and earlier, where parameter names of custom checkbox parameters are not properly escaped, enabling stored XSS attacks.

The Impact of CVE-2022-25189

The vulnerability could be exploited by malicious actors with Item/Configure permission, leading to potential cross-site scripting attacks in Jenkins instances using the affected plugin.

Technical Details of CVE-2022-25189

The following technical details outline the vulnerability in further detail.

Vulnerability Description

Jenkins Custom Checkbox Parameter Plugin 1.1 and earlier versions do not properly escape parameter names of custom checkbox parameters, resulting in a stored cross-site scripting (XSS) vulnerability.

Affected Systems and Versions

The affected product is the Jenkins Custom Checkbox Parameter Plugin with versions less than or equal to 1.1.

Exploitation Mechanism

Attackers with Item/Configure permission can leverage the vulnerability by injecting malicious scripts via parameter names of custom checkbox parameters.

Mitigation and Prevention

To address CVE-2022-25189 effectively, the following steps are recommended.

Immediate Steps to Take

Update to the latest version of the Jenkins Custom Checkbox Parameter Plugin that includes a patch for the XSS vulnerability.
Restrict Item/Configure permission to trusted users only.

Long-Term Security Practices

Regularly monitor Jenkins security advisories for any new vulnerabilities or patches.
Educate users on secure coding practices to prevent XSS attacks.

Patching and Updates

Stay informed about security patches and updates released by Jenkins project to mitigate security risks effectively.