CVE-2023-33942 : Vulnerability Insights and Analysis

A detailed analysis of CVE-2023-33942 focusing on the impact, technical details, and mitigation strategies.

Understanding CVE-2023-33942

CVE-2023-33942 is a Cross-site scripting (XSS) vulnerability affecting Liferay Portal 7.4.3.50 and Liferay DXP 7.4 update 50, allowing remote attackers to execute arbitrary scripts.

What is CVE-2023-33942?

The vulnerability enables malicious actors to inject arbitrary web scripts or HTML via a crafted payload in the

Title

field of a web content article in Liferay Portal and DXP. This opens up to potential XSS attacks.

The Impact of CVE-2023-33942

With a CVSS base score of 5.4 (Medium Severity), the vulnerability requires low privileges and user interaction but can result in unauthorized script execution with potential integrity and confidentiality impact.

Technical Details of CVE-2023-33942

The vulnerability in the Web Content Display widget's article selector in affected Liferay versions paves the way for XSS attacks.

Vulnerability Description

The XSS flaw permits remote attackers to inject malicious scripts or HTML code via the

Title

field of a web content article.

Affected Systems and Versions

Liferay Portal version 7.4.3.50 and Liferay DXP version 7.4 update 50 are impacted by this vulnerability.

Exploitation Mechanism

Attackers exploit this vulnerability by injecting a carefully crafted payload into the

Title

field of a web content article, allowing them to execute malicious scripts remotely.

Mitigation and Prevention

To safeguard systems from CVE-2023-33942, immediate steps and long-term security measures are recommended.

Immediate Steps to Take

Apply vendor patches promptly, sanitize user inputs, and restrict user permissions to minimize the risk of XSS attacks.

Long-Term Security Practices

Regular security audits, employee training on secure coding practices, and continuous monitoring of web content can enhance overall security posture.

Patching and Updates

Stay informed about security advisories from Liferay and promptly apply patches to address known vulnerabilities.