CVE-2021-45092 : Vulnerability Insights and Analysis

Thinfinity VirtualUI before 3.0 has a vulnerability that could allow IFRAME injection via the vpath parameter.

Understanding CVE-2021-45092

What is CVE-2021-45092?

Thinfinity VirtualUI prior to version 3.0 has a security issue in /lab.html that can be exploited through the vpath parameter, enabling IFRAME injection.

The Impact of CVE-2021-45092

This vulnerability could allow an attacker to inject malicious content into the affected webpage, potentially leading to various attacks such as cross-site scripting (XSS).

Technical Details of CVE-2021-45092

Vulnerability Description

Thinfinity VirtualUI before version 3.0 allows for IFRAME injection through the vpath parameter in /lab.html.

Affected Systems and Versions

Affected Version: Thinfinity VirtualUI < 3.0

Exploitation Mechanism

The vulnerability can be exploited by manipulating the vpath parameter in the /lab.html functionality of Thinfinity VirtualUI.

Mitigation and Prevention

Immediate Steps to Take

Update Thinfinity VirtualUI to version 3.0 or higher.
Implement input validation to sanitize user inputs.

Long-Term Security Practices

Regularly monitor and audit web application code for vulnerabilities.
Conduct security training for developers to raise awareness of secure coding practices.
Use web application firewalls to filter and monitor HTTP traffic.
Stay informed about security updates and best practices in web application security.

Patching and Updates

Ensure timely installation of security patches and updates provided by the Thinfinity VirtualUI vendor.