CVE-2023-0192 : Vulnerability Insights and Analysis

This CVE record, assigned by Nvidia, was published on April 1, 2023, and affects the NVIDIA GPU Display Driver for Windows. The vulnerability in the kernel mode layer handler can result in privilege escalation and information disclosure.

Understanding CVE-2023-0192

This section will delve into what CVE-2023-0192 entails and its impact, along with technical details and mitigation strategies.

What is CVE-2023-0192?

CVE-2023-0192 refers to a vulnerability present in the NVIDIA GPU Display Driver for Windows. Specifically, it involves improper privilege management within the kernel mode layer handler, which can be exploited to escalate privileges and disclose sensitive information.

The Impact of CVE-2023-0192

The impacts associated with CVE-2023-0192 include the escalation of privileges and information disclosure. These consequences can have serious ramifications for affected systems and users, necessitating prompt action to mitigate the risk.

Technical Details of CVE-2023-0192

In this section, we will explore the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability in the kernel mode layer handler of the NVIDIA GPU Display Driver for Windows results from improper privilege management. This flaw can be leveraged by attackers to escalate their privileges and access sensitive information.

Affected Systems and Versions

The affected products include vGPU software (Virtual GPU Manager - Citrix Hypervisor, VMware vSphere, Red Hat Enterprise Linux KVM) and NVIDIA Cloud Gaming (Virtual GPU Manager - Red Hat Enterprise Linux KVM). Versions impacted are all versions prior to and including 15.1, 13.6, 11.11, and all versions prior to and including the February 2023 release.

Exploitation Mechanism

The vulnerability can be exploited locally, with a high attack complexity level, and requires high privileges to execute the attack. The exploitation could result in an escalation of privileges and information disclosure, posing a significant threat to the confidentiality of affected systems.

Mitigation and Prevention

To address CVE-2023-0192 and enhance system security, specific steps can be taken both immediately and in the long term through proper security practices and timely patching and updates.

Immediate Steps to Take

Immediate actions include updating the NVIDIA GPU Display Driver for Windows to a non-vulnerable version, implementing least privilege principles, and monitoring for any signs of exploitation.

Long-Term Security Practices

In the long term, organizations should focus on enhancing their overall cybersecurity posture through regular security assessments, employee training on best practices, and proactive vulnerability management.

Patching and Updates

Regularly applying security patches and updates released by NVIDIA for the affected products is crucial to addressing CVE-2023-0192. Timely patching helps prevent potential exploitation of known vulnerabilities and strengthens the overall security of the systems.