CVE-2022-30955 : What You Need to Know

A security vulnerability has been identified in Jenkins GitLab Plugin version 1.5.31 and earlier. Attackers with Overall/Read permission can exploit this flaw to enumerate credentials IDs stored in Jenkins.

Understanding CVE-2022-30955

This CVE affects Jenkins GitLab Plugin versions 1.5.31 and earlier, allowing unauthorized access to credential IDs.

What is CVE-2022-30955?

The vulnerability in Jenkins GitLab Plugin version 1.5.31 and earlier enables attackers with Overall/Read permission to list credentials IDs stored in Jenkins.

The Impact of CVE-2022-30955

The security issue poses a risk of exposing sensitive credential information stored within Jenkins to unauthorized users with elevated permissions.

Technical Details of CVE-2022-30955

This section covers the specifics of the vulnerability.

Vulnerability Description

Jenkins GitLab Plugin versions 1.5.31 and earlier lack a permission check in an HTTP endpoint, allowing attackers to enumerate credential IDs.

Affected Systems and Versions

The affected product is the Jenkins GitLab Plugin, with versions less than or equal to 1.5.31.

Exploitation Mechanism

By leveraging the missing permission check, attackers with Overall/Read permission can exploit the HTTP endpoint to access credential IDs.

Mitigation and Prevention

It is crucial to take necessary steps to mitigate and prevent exploitation of this vulnerability.

Immediate Steps to Take

Users should upgrade to a fixed version of the Jenkins GitLab Plugin that addresses this vulnerability and restrict Overall/Read permissions to prevent unauthorized access.

Long-Term Security Practices

Implement least privilege access control policies and regularly review and audit user permissions to reduce the risk of similar vulnerabilities being exploited.

Patching and Updates

Stay informed about security advisories and promptly apply patches and updates to Jenkins and its plugins to address known security issues.