CVE-2022-36892 : Vulnerability Insights and Analysis

This article provides an overview of CVE-2022-36892, a vulnerability in the Jenkins rhnpush-plugin Plugin that affects versions up to 0.5.1.

Understanding CVE-2022-36892

This section delves into the details of the vulnerability and its impact.

What is CVE-2022-36892?

CVE-2022-36892 is a vulnerability found in the Jenkins rhnpush-plugin Plugin versions up to 0.5.1. It occurs due to a lack of permission checks in a specific method, allowing unauthorized users to access sensitive information.

The Impact of CVE-2022-36892

The vulnerability enables attackers with Item/Read permission to check if attacker-specified file patterns match workspace contents, even without Item/Workspace or Item/Configure permissions.

Technical Details of CVE-2022-36892

In this section, we explore the technical aspects of the vulnerability.

Vulnerability Description

Jenkins rhnpush-plugin Plugin 0.5.1 and earlier versions lack a permission check in a form validation method, leading to unauthorized access.

Affected Systems and Versions

The vulnerability affects all versions of the Jenkins rhnpush-plugin Plugin up to 0.5.1.

Exploitation Mechanism

Attackers with Item/Read permission can exploit the flaw to verify file patterns against workspace contents without the necessary permissions.

Mitigation and Prevention

This section outlines measures to mitigate the risk and prevent exploitation of the vulnerability.

Immediate Steps to Take

Users should update the plugin to a fixed version and review and adjust permissions to restrict unauthorized access.

Long-Term Security Practices

Implement a least privilege model, regularly audit permissions, and educate users on security best practices to enhance overall system security.

Patching and Updates

Apply the latest patches and updates provided by Jenkins project to address the vulnerability and improve system security.