CVE-2021-1105 : What You Need to Know
Learn about CVE-2021-1105 affecting NVIDIA GPU and Tegra hardware. Discover the impact, affected systems, exploitation insights, and mitigation steps for this vulnerability.
NVIDIA GPU and Tegra hardware contain a vulnerability in the internal microcontroller that could permit a user with elevated privileges to access debug registers during runtime, potentially leading to information disclosure.
Understanding CVE-2021-1105
This section will provide insights into the nature and implications of the CVE-2021-1105 vulnerability.
What is CVE-2021-1105?
CVE-2021-1105 affects NVIDIA GPU and Tegra hardware. The vulnerability resides in the internal microcontroller, enabling users with elevated privileges to access debug registers during runtime, thereby posing a risk of information disclosure.
The Impact of CVE-2021-1105
With a CVSS base score of 4.1 (Medium severity), this vulnerability can have a moderate impact on confidentiality. Attackers with high privileges can exploit this issue to gain unauthorized access to sensitive information.
Technical Details of CVE-2021-1105
Delve deeper into the technical aspects related to CVE-2021-1105.
Vulnerability Description
The vulnerability allows users with elevated privileges to access debug registers during runtime on affected NVIDIA GPU and Tegra hardware, potentially leading to information disclosure.
Affected Systems and Versions
The vulnerability impacts various NVIDIA hardware including Turing, Volta, Pascal, Maxwell, Tegra X1, Tegra X1+, Tegra TX2, and Xavier.
Exploitation Mechanism
Attackers with local access and high privileges can exploit this vulnerability to gain unauthorized access to debug registers, potentially leading to information disclosure.
Mitigation and Prevention
Explore the strategies to mitigate the risks associated with CVE-2021-1105.
Immediate Steps to Take
It is recommended to apply vendor-provided patches promptly. Limiting user privileges and network access can also help reduce the risk of exploitation.
Long-Term Security Practices
Regularly update firmware and software to ensure the latest security fixes are in place. Conduct security assessments to identify and remediate potential vulnerabilities at an early stage.
Patching and Updates
Keep track of security advisories from NVIDIA and promptly apply patches or updates to secure affected systems.