Learn about CVE-2022-29182, a critical DOM-based XSS vulnerability in GoCD versions 19.11.0 to 21.4.0. Understand the impact, technical details, and mitigation steps.
A detailed overview of the DOM-based XSS vulnerability in GoCD.
Understanding CVE-2022-29182
This CVE describes a critical DOM-based cross-site scripting vulnerability in GoCD versions 19.11.0 through 21.4.0.
What is CVE-2022-29182?
GoCD, a continuous delivery server, is susceptible to a DOM-based cross-site scripting attack through the Stage Details > Graphs tab. This flaw allows attackers to run malicious scripts in the user's browser context, potentially leading to session hijacking and code execution.
The Impact of CVE-2022-29182
The CVSS v3.1 base score for this vulnerability is 4.3, with a medium severity rating. It requires low privileges to exploit and poses a risk to user session confidentiality and integrity.
Technical Details of CVE-2022-29182
Understanding the vulnerability in-depth.
Vulnerability Description
The vulnerability arises due to improper input neutralization during web page generation, specifically in the Stage Details > Graphs tab, allowing an attacker to inject and execute malicious scripts.
Affected Systems and Versions
GoCD versions 19.11.0 through 21.4.0 are affected by this vulnerability, while it has been fixed in version 22.1.0.
Exploitation Mechanism
Attackers can exploit this flaw by running malicious scripts on attacker-controlled sites to hijack user sessions and execute unauthorized code within the GoCD context.
Mitigation and Prevention
Best practices to mitigate the impact of the vulnerability.
Immediate Steps to Take
Users are advised to upgrade GoCD to version 22.1.0 or higher to patch this vulnerability and prevent exploitation. Additionally, users should monitor their sessions for any suspicious activity.
Long-Term Security Practices
Implement secure coding practices, regularly update software, and conduct security audits to prevent similar vulnerabilities in the future.
Patching and Updates
Regularly check for security updates released by the GoCD team and apply patches promptly to secure the system against known vulnerabilities.