CVE-2022-30963 : Security Advisory and Response

Jenkins JDK Parameter Plugin version 1.0 and earlier is affected by a stored cross-site scripting (XSS) vulnerability due to not escaping the name and description of JDK parameters on parameter display views. This could be exploited by attackers with Item/Configure permission.

Understanding CVE-2022-30963

This CVE affects Jenkins JDK Parameter Plugin versions 1.0 and earlier, allowing for potential XSS attacks.

What is CVE-2022-30963?

The vulnerability in Jenkins JDK Parameter Plugin 1.0 and earlier enables malicious actors with Item/Configure permission to carry out stored XSS attacks by not properly escaping JDK parameter information in parameter display views.

The Impact of CVE-2022-30963

Attackers could exploit this vulnerability to execute malicious scripts within the context of the affected Jenkins application, potentially leading to unauthorized access or sensitive data theft.

Technical Details of CVE-2022-30963

This section provides specific technical details regarding the vulnerability.

Vulnerability Description

Jenkins JDK Parameter Plugin versions 1.0 and earlier are susceptible to stored cross-site scripting (XSS) attacks due to inadequate sanitization of JDK parameter information on parameter display views.

Affected Systems and Versions

The impacted systems include installations running Jenkins JDK Parameter Plugin versions 1.0 and earlier.

Exploitation Mechanism

By exploiting this vulnerability, attackers with Item/Configure permission could inject and execute malicious scripts through the JDK parameter name and description fields on parameter display views.

Mitigation and Prevention

It is crucial to take immediate steps to mitigate the risks posed by CVE-2022-30963.

Immediate Steps to Take

Upgrade Jenkins JDK Parameter Plugin to a patched version that addresses the XSS vulnerability.
Limit access permissions for Item/Configure to trusted individuals only.

Long-Term Security Practices

Regularly monitor security advisories from Jenkins and apply relevant patches promptly.
Conduct security training for users with access to Jenkins configurations to raise awareness of XSS vulnerabilities.

Patching and Updates

Keep Jenkins and its plugins updated to the latest secure versions to prevent exploitation of known vulnerabilities.