CVE-2023-0197 : Vulnerability Insights and Analysis
Detailed overview of CVE-2023-0197, a vulnerability in NVIDIA vGPU software leading to denial of service attacks. Learn about impacted systems and recommended mitigation steps.
This is a detailed overview of CVE-2023-0197, a vulnerability found in NVIDIA vGPU software that could lead to denial of service attacks.
Understanding CVE-2023-0197
This section will cover the essential information regarding CVE-2023-0197.
What is CVE-2023-0197?
The CVE-2023-0197 vulnerability is present in NVIDIA vGPU software, specifically in the Virtual GPU Manager. It allows a malicious user in a guest Virtual Machine (VM) to trigger a NULL-pointer dereference, potentially resulting in a denial of service (DoS) scenario.
The Impact of CVE-2023-0197
The primary impact of CVE-2023-0197 is a denial of service, where the vulnerability can be exploited to disrupt the normal operation of the affected systems.
Technical Details of CVE-2023-0197
Delve deeper into the technical aspects of CVE-2023-0197 in this section.
Vulnerability Description
The vulnerability arises in the Virtual GPU Manager component of NVIDIA vGPU software due to improper handling of NULL pointers, leading to a potential DoS situation when exploited by a malicious actor.
Affected Systems and Versions
The affected products include vGPU software for various platforms such as Citrix Hypervisor, VMware vSphere, and Red Hat Enterprise Linux KVM. All versions prior to and including 15.1, 13.6, 11.11, and those prior to the February 2023 release are impacted by this vulnerability.
Exploitation Mechanism
To exploit CVE-2023-0197, a malicious user needs access to a guest VM running the vulnerable Virtual GPU Manager. By sending crafted requests, they can trigger the NULL-pointer dereference, causing a denial of service.
Mitigation and Prevention
Learn how to mitigate the risks associated with CVE-2023-0197 in this section.
Immediate Steps to Take
It is recommended to update the affected NVIDIA vGPU software to versions released after February 2023 to mitigate the vulnerability and prevent potential exploitation.
Long-Term Security Practices
Implementing strong access controls, regular security updates, and proper monitoring of guest VM activities can help enhance the overall security posture and reduce the risk of similar vulnerabilities being exploited in the future.
Patching and Updates
NVIDIA may release patches or updates to address CVE-2023-0197. It is crucial for users to regularly check for security advisories from NVIDIA and promptly apply any recommended patches to secure their systems.