CVE-2023-0191 Explained : Impact and Mitigation

This CVE-2023-0191 was published by Nvidia on April 1, 2023, identifying a vulnerability in the NVIDIA GPU Display Driver for Windows and Linux. The vulnerability could result in data tampering or denial of service due to an out-of-bounds access issue in the kernel mode layer handler.

Understanding CVE-2023-0191

This section will delve into what CVE-2023-0191 entails, its impact, technical details, affected systems, and versions, as well as mitigation and prevention strategies.

What is CVE-2023-0191?

The CVE-2023-0191 vulnerability is present in the NVIDIA GPU Display Driver for Windows and Linux. It arises from an out-of-bounds access within the kernel mode layer handler, which could potentially lead to denial of service or data tampering.

The Impact of CVE-2023-0191

The impacts of CVE-2023-0191 include data tampering and denial of service. With a high availability impact and a base severity score of 7.1, this vulnerability can significantly affect the integrity and availability of systems using the affected NVIDIA products.

Technical Details of CVE-2023-0191

This section will provide insights into the vulnerability description, affected systems, versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability in the NVIDIA GPU Display Driver for Windows and Linux stems from an out-of-bounds access in the kernel mode layer handler. This could be exploited to cause denial of service or manipulate data.

Affected Systems and Versions

The affected products include various NVIDIA offerings such as vGPU software, NVIDIA Cloud Gaming, and versions prior to and including 15.1, 13.6, 11.11, and all versions preceding the February 2023 release.

Exploitation Mechanism

The exploitation of CVE-2023-0191 involves leveraging the out-of-bounds access in the kernel mode layer handler to disrupt services or tamper with data, posing a risk to system integrity.

Mitigation and Prevention

To address the CVE-2023-0191 vulnerability, prompt actions and long-term security practices are crucial to protect systems from potential exploitation risks.

Immediate Steps to Take

Users are advised to apply patches and updates released by NVIDIA to address the vulnerability promptly. Additionally, implementing security best practices and monitoring for any signs of exploitation is recommended.

Long-Term Security Practices

Establishing robust security protocols, conducting regular vulnerability assessments, and keeping systems up to date with the latest security patches are essential for safeguarding against similar vulnerabilities in the future.

Patching and Updates

NVIDIA has likely released patches or updates to mitigate the CVE-2023-0191 vulnerability. Organizations and users should prioritize updating their NVIDIA GPU Display Driver for Windows and Linux to secure their systems against potential threats.