CVE-2020-2283 : Security Advisory and Response

Jenkins Liquibase Runner Plugin 1.4.5 and earlier versions are affected by a stored cross-site scripting (XSS) vulnerability.

Understanding CVE-2020-2283

Jenkins Liquibase Runner Plugin is susceptible to a security issue that allows users to exploit a stored XSS vulnerability.

What is CVE-2020-2283?

This CVE refers to a vulnerability in Jenkins Liquibase Runner Plugin versions 1.4.5 and earlier, enabling attackers to execute cross-site scripting attacks.

The Impact of CVE-2020-2283

The vulnerability allows malicious users to inject and execute arbitrary scripts in the context of the affected site, potentially leading to unauthorized actions.

Technical Details of CVE-2020-2283

Jenkins Liquibase Runner Plugin's security flaw is detailed below.

Vulnerability Description

The plugin fails to properly escape changeset contents, enabling attackers to insert malicious scripts, leading to XSS attacks.

Affected Systems and Versions

Product: Jenkins Liquibase Runner Plugin
Vendor: Jenkins project
Versions Affected: <= 1.4.5

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating changeset files processed by the plugin, allowing them to execute XSS attacks.

Mitigation and Prevention

Protect your systems from CVE-2020-2283 with the following measures.

Immediate Steps to Take

Update Jenkins Liquibase Runner Plugin to a version beyond 1.4.5 to mitigate the vulnerability.
Regularly monitor and review changeset files for any suspicious content.

Long-Term Security Practices

Implement input validation mechanisms to prevent XSS attacks.
Educate users on safe coding practices to avoid introducing vulnerabilities.

Patching and Updates

Stay informed about security advisories and promptly apply patches released by Jenkins project.