CVE-2023-6235 : What You Need to Know

This CVE, assigned by INCIBE, highlights an arbitrary code execution vulnerability in the Duet Display product, specifically affecting version 2.5.9.1. The vulnerability was published on November 21, 2023.

Understanding CVE-2023-6235

This section delves into the details of CVE-2023-6235 concerning the uncontrolled search path element vulnerability in Duet Display.

What is CVE-2023-6235?

The CVE-2023-6235 vulnerability involves an uncontrolled search path element in the Duet Display product. In version 2.5.9.1, an attacker could potentially place a malicious libusk.dll file in a specific directory, leading to the execution and persistence of arbitrary code.

The Impact of CVE-2023-6235

The impact of this vulnerability is significant, with the potential for high confidentiality, integrity, and availability impact. Leveraging this vulnerability, an attacker could execute arbitrary code, compromising the affected system's security.

Technical Details of CVE-2023-6235

This section provides more technical insights into the CVE-2023-6235 vulnerability.

Vulnerability Description

The vulnerability in Duet Display version 2.5.9.1 stems from an uncontrolled search path element, allowing an attacker to manipulate file paths and potentially execute arbitrary code by placing a malicious file in a specific directory.

Affected Systems and Versions

The specific version impacted by CVE-2023-6235 is Duet Display version 2.5.9.1 for Windows 10+ systems.

Exploitation Mechanism

Exploiting this vulnerability involves placing a malicious libusk.dll file in the directory C:\Users\user\AppData\Local\Microsoft\WindowsApps. This manipulation of file paths can lead to the execution of arbitrary code on the affected system.

Mitigation and Prevention

In response to CVE-2023-6235, mitigating actions and long-term security practices are crucial to safeguard systems from potential threats.

Immediate Steps to Take

Avoid downloading files from untrusted sources.
Regularly monitor system directories for any unauthorized files.

Long-Term Security Practices

Implement strong access controls to prevent unauthorized file execution.
Conduct regular security audits and vulnerability assessments.

Patching and Updates

As of the publication date, there is no reported solution available for CVE-2023-6235. Stay informed by monitoring official sources for updates and security patches to address this vulnerability effectively.