CVE-2023-0195 : What You Need to Know

This CVE-2023-0195 was published by NVIDIA on April 1, 2023. It affects NVIDIA's vGPU software and NVIDIA Cloud Gaming guest drivers for Windows. The vulnerability lies in the kernel mode layer driver nvlddmkm.sys, potentially leading to information disclosure.

Understanding CVE-2023-0195

This section will delve deeper into the nature of CVE-2023-0195, its impact, technical details, and mitigation strategies.

What is CVE-2023-0195?

The vulnerability in NVIDIA GPU Display Driver for Windows allows an attacker to potentially leak unimportant data such as local variable data from the driver, which can lead to information disclosure.

The Impact of CVE-2023-0195

The impact of this vulnerability is categorized as Information Disclosure, indicating the potential risk of exposing sensitive data due to the exploitation of this security flaw.

Technical Details of CVE-2023-0195

Understanding the technical aspects of CVE-2023-0195 is crucial for grasping the full scope of the vulnerability.

Vulnerability Description

The vulnerability is a result of improper validation of specified quantity in input, known as CWE-1284. This flaw can be exploited to leak unimportant data stored within the driver.

Affected Systems and Versions

All versions prior to and including 15.1, 13.6, 11.11, and all versions before the February 2023 release of NVIDIA vGPU software and NVIDIA Cloud Gaming guest drivers for Windows are affected by this vulnerability.

Exploitation Mechanism

The attack complexity for exploiting this vulnerability is rated as HIGH, with a physical attack vector and low availability impact. This indicates that an attacker can potentially exploit this vulnerability remotely.

Mitigation and Prevention

It is crucial to take immediate steps to mitigate the risks associated with CVE-2023-0195 and implement long-term security practices to prevent such vulnerabilities in the future.

Immediate Steps to Take

Consider updating to the latest version of the affected software to mitigate the vulnerability.
Monitor NVIDIA's security updates and patches for any fixes related to this vulnerability.

Long-Term Security Practices

Regularly update software and drivers to ensure that known vulnerabilities are patched.
Employ proactive security measures such as network segmentation and access control to minimize the impact of potential security breaches.

Patching and Updates

Stay informed about security advisories from NVIDIA and apply patches promptly to protect systems from exploits targeting CVE-2023-0195.