CVE-2022-36902 : Vulnerability Insights and Analysis

Jenkins Dynamic Extended Choice Parameter Plugin version 1.0.1 and earlier is susceptible to a stored cross-site scripting (XSS) vulnerability, allowing attackers with Item/Configure permission to exploit it.

Understanding CVE-2022-36902

This CVE affects Jenkins Dynamic Extended Choice Parameter Plugin versions 1.0.1 and earlier, exposing them to a stored XSS vulnerability due to improper input neutralization.

What is CVE-2022-36902?

CVE-2022-36902 relates to the failure of Jenkins Dynamic Extended Choice Parameter Plugin to properly escape certain fields of Moded Extended Choice parameters, leading to a stored cross-site scripting vulnerability.

The Impact of CVE-2022-36902

The vulnerability in version 1.0.1 and earlier of the plugin enables malicious actors with Item/Configure permission to execute cross-site scripting attacks, compromising the integrity of the affected systems.

Technical Details of CVE-2022-36902

Jenkins Dynamic Extended Choice Parameter Plugin version 1.0.1 and earlier suffer from a stored cross-site scripting vulnerability due to inadequate input validation.

Vulnerability Description

The vulnerability arises from the failure to properly escape specific fields of Moded Extended Choice parameters, allowing attackers to inject and execute malicious scripts.

Affected Systems and Versions

The affected systems include installations running Jenkins Dynamic Extended Choice Parameter Plugin version 1.0.1 and earlier.

Exploitation Mechanism

By exploiting this vulnerability, attackers with Item/Configure permission can insert malicious scripts into Moded Extended Choice parameters, leading to cross-site scripting attacks.

Mitigation and Prevention

Proactive measures must be taken to mitigate the risks associated with CVE-2022-36902.

Immediate Steps to Take

Users are advised to update the Jenkins Dynamic Extended Choice Parameter Plugin to a secure version, ensuring proper input validation and escaping of fields to prevent XSS attacks.

Long-Term Security Practices

It is crucial for organizations to implement secure coding practices and conduct regular security assessments to detect and address vulnerabilities like stored XSS.

Patching and Updates

Jenkins project has released patched versions of the plugin to address the vulnerability. Users should promptly apply these updates to safeguard their systems against potential XSS exploits.