CVE-2020-2236 Explained : Impact and Mitigation

Jenkins Yet Another Build Visualizer Plugin 1.11 and earlier versions are affected by a stored cross-site scripting (XSS) vulnerability. Users with Run/Update permission can exploit this issue.

Understanding CVE-2020-2236

Jenkins Yet Another Build Visualizer Plugin is susceptible to stored XSS attacks due to unescaped tooltip content.

What is CVE-2020-2236?

The vulnerability in Jenkins Yet Another Build Visualizer Plugin allows users with specific permissions to execute cross-site scripting attacks by manipulating tooltip content.

The Impact of CVE-2020-2236

This vulnerability can be exploited by malicious users to inject and execute arbitrary scripts within the context of the affected site, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2020-2236

Jenkins Yet Another Build Visualizer Plugin's vulnerability details and affected systems.

Vulnerability Description

The issue arises from the plugin's failure to properly escape tooltip content, enabling attackers to insert malicious scripts.

Affected Systems and Versions

Product: Jenkins Yet Another Build Visualizer Plugin
Vendor: Jenkins project
Versions Affected: <= 1.11 (unspecified version type)

Exploitation Mechanism

Attackers with Run/Update permission can exploit the vulnerability by injecting malicious scripts into tooltip content.

Mitigation and Prevention

Protecting systems from CVE-2020-2236 through immediate and long-term security measures.

Immediate Steps to Take

Update Jenkins Yet Another Build Visualizer Plugin to a patched version.
Restrict user permissions to minimize the risk of exploitation.

Long-Term Security Practices

Regularly monitor and audit plugins for security vulnerabilities.
Educate users on safe coding practices to prevent XSS attacks.

Patching and Updates

Ensure timely installation of security patches and updates to mitigate the risk of XSS vulnerabilities.