CVE-2021-1063 : Security Advisory and Response
Learn about CVE-2021-1063 affecting NVIDIA Virtual GPU Manager versions 8.x (prior to 8.6) and 11.0 (prior to 11.3). Understand the impact, technical details, and mitigation steps for this vulnerability.
NVIDIA vGPU Manager is affected by a vulnerability in the vGPU plugin that could lead to a buffer overread, allowing for tampering of data, information disclosure, or denial of service. This vulnerability impacts NVIDIA Virtual GPU Manager versions 8.x (prior to 8.6) and 11.0 (prior to 11.3).
Understanding CVE-2021-1063
This section will delve into the details of the CVE-2021-1063 vulnerability.
What is CVE-2021-1063?
The vulnerability in the vGPU plugin of NVIDIA vGPU Manager allows an unvalidated input offset, potentially resulting in a buffer overread. This can create opportunities for malicious actors to tamper with data, disclose information, or disrupt services.
The Impact of CVE-2021-1063
The exploitation of this vulnerability could have serious consequences, ranging from unauthorized data alterations to the exposure of sensitive information and even causing denial of service attacks.
Technical Details of CVE-2021-1063
In this section, we will explore the technical aspects of CVE-2021-1063.
Vulnerability Description
The vulnerability arises from inadequate validation of input offsets within the vGPU plugin, opening the door to buffer overreads and subsequent security risks.
Affected Systems and Versions
NVIDIA Virtual GPU Manager versions 8.x (before 8.6) and 11.0 (before 11.3) are confirmed to be impacted by this vulnerability, requiring immediate attention from users.
Exploitation Mechanism
Malicious actors could potentially exploit this vulnerability to gain unauthorized access, manipulate data, or disrupt services, emphasizing the critical need for prompt mitigation.
Mitigation and Prevention
This section will cover actionable steps to mitigate the risks associated with CVE-2021-1063.
Immediate Steps to Take
Users are advised to apply security patches promptly, monitor system logs for any suspicious activities, and restrict network access to vulnerable systems.
Long-Term Security Practices
Implementing robust network segmentation, regular security assessments, and employee training on cybersecurity best practices can enhance overall resilience against such vulnerabilities.
Patching and Updates
Regularly check for security updates from NVIDIA, apply patches as soon as they are released, and maintain proactive communication with relevant security teams to stay updated on emerging threats.