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CVE-2022-29043 : Security Advisory and Response

Learn about CVE-2022-29043, a stored cross-site scripting (XSS) vulnerability in Jenkins Mask Passwords Plugin 3.0 and earlier versions. Understand the impact, exploitation, and mitigation steps.

Jenkins Mask Passwords Plugin 3.0 and earlier versions are vulnerable to a stored cross-site scripting (XSS) attack due to a lack of proper escaping of Non-Stored Password parameters displayed on views. This vulnerability can be exploited by malicious users with Item/Configure permission.

Understanding CVE-2022-29043

This CVE highlights a security issue in the Jenkins Mask Passwords Plugin that could potentially allow attackers to execute XSS attacks.

What is CVE-2022-29043?

CVE-2022-29043 is a vulnerability in Jenkins Mask Passwords Plugin versions 3.0 and below that exposes users to stored cross-site scripting attacks. The flaw lies in the plugin's inability to correctly escape the name and description of certain parameters.

The Impact of CVE-2022-29043

The vulnerability allows threat actors with Item/Configure permission to inject malicious scripts into views displaying parameters, opening the door to XSS attacks within the Jenkins environment.

Technical Details of CVE-2022-29043

Here are some technical details related to this security issue:

Vulnerability Description

Jenkins Mask Passwords Plugin versions 3.0 and earlier fail to escape the name and description of Non-Stored Password parameters in parameter views, creating an XSS risk for users with specific permissions.

Affected Systems and Versions

Only Jenkins Mask Passwords Plugin versions 3.0 and below are impacted by this vulnerability. Users of affected versions are at risk of XSS attacks.

Exploitation Mechanism

Malicious users with Item/Configure permission can exploit this vulnerability by inserting crafted scripts into parameters displayed on views, potentially compromising Jenkins instances.

Mitigation and Prevention

To address CVE-2022-29043 and enhance your system's security, consider the following steps:

Immediate Steps to Take

        Upgrade Jenkins Mask Passwords Plugin to version 3.1 or higher to patch the XSS vulnerability.
        Restrict access to Jenkins configurations to trusted users to limit the attack surface.

Long-Term Security Practices

        Regularly update Jenkins plugins and components to mitigate potential security risks.
        Educate users on safe parameter handling practices to prevent XSS attacks.

Patching and Updates

Stay informed about security advisories from Jenkins and apply patches promptly to safeguard your Jenkins infrastructure.

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