CVE-2022-34180 : What You Need to Know

This article provides an in-depth understanding of CVE-2022-34180, a vulnerability found in the Jenkins Embeddable Build Status Plugin.

Understanding CVE-2022-34180

CVE-2022-34180 is a security flaw in the Jenkins Embeddable Build Status Plugin that affects versions equal to or less than 2.0.3. The vulnerability allows unauthorized attackers to access build status badge icons without proper permissions.

What is CVE-2022-34180?

The CVE-2022-34180 vulnerability stems from the plugin's failure to perform the ViewStatus permission check correctly. This oversight enables malicious actors to retrieve build status badge icons for specified jobs and builds, even without the necessary permissions.

The Impact of CVE-2022-34180

The impact of CVE-2022-34180 is significant as it grants unauthorized individuals access to sensitive build status information, potentially leading to further security breaches and unauthorized actions within the Jenkins environment.

Technical Details of CVE-2022-34180

The technical details of CVE-2022-34180 shed light on the vulnerability's description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability in Jenkins Embeddable Build Status Plugin version 2.0.3 and earlier allows attackers without permission to obtain build status badge icons for specific jobs and builds.

Affected Systems and Versions

The affected systems include instances running Jenkins Embeddable Build Status Plugin versions equal to or less than 2.0.3.

Exploitation Mechanism

Attackers exploit this vulnerability by making unauthorized HTTP requests to access build status badge icons, bypassing the necessary permission checks.

Mitigation and Prevention

To mitigate the risks associated with CVE-2022-34180, immediate steps need to be taken along with implementing long-term security practices and applying necessary patches and updates.

Immediate Steps to Take

Immediately restrict access to the vulnerable plugin, review and adjust permission settings, and monitor for any suspicious activities related to build status badge access.

Long-Term Security Practices

In the long term, ensure that all Jenkins plugins are regularly updated, conduct security training for administrators, and implement a robust access control mechanism to prevent unauthorized access.

Patching and Updates

Apply the latest patches and updates provided by the Jenkins project to address the CVE-2022-34180 vulnerability effectively, ensuring that the plugin is secure and free from exploitation.