CVE-2021-1059 : Exploit Details and Defense Strategies

NVIDIA Virtual GPU Manager versions 8.x (prior to 8.6) and 11.0 (prior to 11.3) are affected by a vulnerability in the vGPU plugin that could result in data tampering, information disclosure, or denial of service.

Understanding CVE-2021-1059

This CVE identifies a security flaw in NVIDIA vGPU Manager that could be exploited to manipulate data, disclose sensitive information, or disrupt services.

What is CVE-2021-1059?

The vulnerability in NVIDIA vGPU Manager arises due to the lack of validation on an input index, potentially leading to integer overflow. This flaw impacts versions 8.x (prior to 8.6) and 11.0 (prior to 11.3) of the software.

The Impact of CVE-2021-1059

Exploitation of this CVE could allow threat actors to tamper with data, expose confidential details, or launch denial of service attacks, posing risks to system integrity and user privacy.

Technical Details of CVE-2021-1059

This section delves into the specifics of the vulnerability.

Vulnerability Description

The vulnerability enables an attacker to manipulate an input index, potentially causing integer overflow and subsequent adverse effects, such as data tampering, information disclosure, or denial of service.

Affected Systems and Versions

NVIDIA Virtual GPU Manager versions 8.x (prior to 8.6) and 11.0 (prior to 11.3) are susceptible to this security flaw.

Exploitation Mechanism

Threat actors could exploit the unvalidated input index to trigger integer overflow, leading to the compromise of data integrity, exposure of sensitive information, and disruption of services.

Mitigation and Prevention

Protecting systems from CVE-2021-1059 requires immediate actions and long-term security measures.

Immediate Steps to Take

Users are advised to update the affected NVIDIA vGPU Manager versions to the patched releases (8.6 and 11.3) to mitigate the vulnerability.

Long-Term Security Practices

Incorporating security best practices, such as regular software updates, network segmentation, and access control mechanisms, can enhance overall defense against similar threats.

Patching and Updates

Organizations should prioritize patch management processes to promptly apply security updates and eliminate known vulnerabilities.