CVE-2022-43121 Explained : Impact and Mitigation

A cross-site scripting (XSS) vulnerability in the CMS Field Add page of Intelliants Subrion CMS v4.2.1 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the tooltip text field.

Understanding CVE-2022-43121

What is CVE-2022-43121?

This CVE refers to a cross-site scripting vulnerability present in the CMS Field Add page of Intelliants Subrion CMS v4.2.1. It enables malicious actors to execute arbitrary web scripts or HTML by inserting a specially crafted payload into the tooltip text field.

The Impact of CVE-2022-43121

The exploitation of this vulnerability could lead to unauthorized script execution, allowing attackers to potentially steal sensitive information, modify content, or perform other malicious activities on the affected websites.

Technical Details of CVE-2022-43121

Vulnerability Description

The vulnerability arises due to insufficient sanitization of user-supplied input in the tooltip text field, opening a door for malicious code injection and script execution.

Affected Systems and Versions

The affected system is Intelliants Subrion CMS v4.2.1. All instances running this specific version are vulnerable to this XSS attack.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting a malicious payload into the tooltip text field, which gets executed in the context of the user's browser when the vulnerable page is visited.

Mitigation and Prevention

Immediate Steps to Take

To mitigate the risk associated with CVE-2022-43121, it is recommended to sanitize and validate user inputs thoroughly, especially in text fields prone to XSS attacks. Update Intelliants Subrion CMS to a patched version, if available.

Long-Term Security Practices

Implement strict input validation and output encoding mechanisms to prevent XSS attacks across web applications. Conduct regular security audits and stay updated with the latest security patches.

Patching and Updates

Stay informed about security advisories related to Intelliants Subrion CMS and promptly apply patches released by the vendor to address known vulnerabilities and enhance the overall security posture of your CMS installation.