CVE-2022-27202 : Vulnerability Insights and Analysis

This article provides detailed information about CVE-2022-27202, a vulnerability in the Jenkins Extended Choice Parameter Plugin.

Understanding CVE-2022-27202

This section aims to delve into the specifics of the CVE-2022-27202 vulnerability affecting the Jenkins Extended Choice Parameter Plugin.

What is CVE-2022-27202?

CVE-2022-27202 is a stored cross-site scripting (XSS) vulnerability found in the Jenkins Extended Choice Parameter Plugin, specifically affecting versions 346.vd87693c5a_86c and earlier. Attackers with Item/Configure permission can exploit this vulnerability.

The Impact of CVE-2022-27202

The impact of CVE-2022-27202 is the potential for malicious parties to execute XSS attacks due to the lack of value and description escaping on certain types of parameters.

Technical Details of CVE-2022-27202

This section will cover the technical aspects of CVE-2022-27202 concerning the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability lies in the failure to escape the value and description of extended choice parameters of radio buttons or check boxes type, leaving them susceptible to XSS attacks.

Affected Systems and Versions

The Jenkins Extended Choice Parameter Plugin versions less than or equal to 346.vd87693c5a_86c are confirmed to be affected by this vulnerability.

Exploitation Mechanism

Attackers with Item/Configure permission can exploit this vulnerability by injecting malicious scripts through the unescaped value and description of certain parameter types.

Mitigation and Prevention

In this section, we will discuss the steps to mitigate the risks associated with CVE-2022-27202 and prevent future vulnerabilities.

Immediate Steps to Take

Users are advised to upgrade to a patched version of the Jenkins Extended Choice Parameter Plugin that addresses this XSS vulnerability.

Long-Term Security Practices

Implementing secure coding practices, regular security audits, and monitoring for unusual activities are essential for long-term security.

Patching and Updates

Regularly applying security patches and updates provided by Jenkins project is crucial to protect systems from known vulnerabilities like CVE-2022-27202.