CVE-2021-34400 : What You Need to Know
Discover the details of CVE-2021-34400 impacting NVIDIA GPU and Tegra hardware. Learn about the vulnerability, its impact, technical aspects, and mitigation steps.
NVIDIA GPU and Tegra hardware contain a vulnerability in the internal microcontroller that may lead to information disclosure due to elevated privileges. Learn about the impact, technical details, and mitigation steps for CVE-2021-34400.
Understanding CVE-2021-34400
This section provides insights into the security vulnerability affecting NVIDIA GPU and Tegra hardware.
What is CVE-2021-34400?
CVE-2021-34400 is a vulnerability present in the internal microcontroller of NVIDIA GPU and Tegra hardware, allowing users with elevated privileges to access unscrubbed memory, potentially leading to information disclosure.
The Impact of CVE-2021-34400
The vulnerability's medium severity rating poses a risk of high confidentiality impact, yet no availability impact. Users with high privileges can exploit this flaw to retrieve sensitive data stored in memory.
Technical Details of CVE-2021-34400
Explore the specific technical aspects associated with CVE-2021-34400.
Vulnerability Description
The vulnerability enables users with elevated privileges to gain unauthorized access to sensitive information within memory of NVIDIA GPU and Tegra hardware.
Affected Systems and Versions
NVIDIA hardware versions impacted include Turing, Volta, Pascal, Maxwell, Tegra X1, Tegra X1+, Tegra TX2, and Xavier.
Exploitation Mechanism
CVE-2021-34400 requires local access, making it necessary for the attacker to have high privileges to exploit the vulnerability.
Mitigation and Prevention
Discover the measures to mitigate the risks associated with CVE-2021-34400.
Immediate Steps to Take
Users are advised to monitor official NVIDIA security updates and promptly apply patches to address the vulnerability.
Long-Term Security Practices
Implementing the principle of least privilege and regular security training can help safeguard against similar vulnerabilities in the future.
Patching and Updates
Stay informed about security advisories from NVIDIA and apply patches as soon as they are released to protect your systems.