NVIDIA GPU and Tegra hardware contain a vulnerability in an internal microcontroller, which may allow a user with elevated privileges to generate valid microcode by identifying, exploiting, and loading vulnerable microcode. Such an attack could lead to information disclosure, data corruption, or denial of service of the device. The scope may extend to other components.
The severity of this vulnerability is classified as high, with a CVSS score of 7.5. This indicates that the potential impact on affected systems can be significant, making it critical for organizations to understand the risk and take appropriate actions.
Risk to organizations includes potential unauthorized access to sensitive information, system instability, and operational downtime. Given its high profile, prompt remediation is essential to mitigate these risks.
As of now, there are no known exploits in the wild, but organizations should prioritize patching immediately to safeguard their infrastructure.
Vulnerability Details
The vulnerability found in NVIDIA GPU and Tegra hardware is classified as a high-severity issue due to its high CVSS score of 7.5. This vulnerability allows an attacker with elevated privileges to exploit microcode, potentially leading to severe consequences such as information disclosure and data corruption.
NVIDIA's internal microcontroller vulnerability emphasizes the importance of secure coding practices and regular updates to hardware components. The vulnerability was published on November 20, 2021, and is applicable to various NVIDIA products including GeForce GTX and Tesla series.
Technical Analysis
The root cause of this vulnerability lies in the internal microcontroller of NVIDIA GPUs and Tegra hardware. Attackers may leverage this vulnerability through local access, given the high privileges required to exploit it. The attack complexity is rated as high, meaning that successful exploitation may require specific conditions to be met.
No user interaction is necessary for the attack to succeed, and the impacts on confidentiality, integrity, and availability are all rated as high. This indicates that successful exploitation could lead to significant consequences for affected systems.
Risk & Impact Analysis
The real-world deployment of this vulnerability poses a substantial risk to organizations utilizing NVIDIA hardware. The potential for unauthorized access and system instability amplifies the urgency for remediation, especially given the critical nature of hardware components in operational environments.
The blast radius is significant as this vulnerability affects multiple NVIDIA products, including GPUs used in gaming, professional workstations, and server environments. Organizations should assess their exposure and take immediate action to patch vulnerable systems.
Given the CVSS score and known exploitation status, patching should be prioritized in the organization's patch management cycle.
Exploitation Status
Signal | Status |
|---|---|
Known Exploit | No |
Public PoC | No |
Actively Exploited | No |
Ransomware Use | No |
Affected Versions
The following NVIDIA products are affected by this vulnerability: GeForce GTX 950, 960, 970, 980, Titan X, Jetson Nano, Jetson TX1, Quadro M series, and Tesla series. All versions prior to vendor patch are vulnerable.
Mitigation & Remediation
NVIDIA has provided a patch for this vulnerability. Organizations should ensure they are running the latest version available from the vendor. In the absence of a patch, implementing strict access controls and monitoring systems for unusual activities can help mitigate the risks.
For more comprehensive security measures, organizations may consider regular penetration testing to identify potential vulnerabilities in their environment.
Detection Guidance
To detect potential exploitation of this vulnerability, organizations should monitor logs for unusual access patterns, particularly attempts to load microcode from unauthorized sources. Behavioral anomalies such as unexpected system crashes or data corruption should also be investigated.
AppSecure Threat Intelligence Insight
The long-term significance of this vulnerability lies in its ability to undermine the integrity of critical hardware components, which are foundational to many systems. Organizations should recognize this pattern as indicative of potential future vulnerabilities in similar technologies.
Security teams should prioritize continuous monitoring and adopt a proactive approach to vulnerability management. For additional insights on managing vulnerabilities effectively, reviewing the vulnerability management program can provide valuable strategies.
Additionally, organizations may benefit from understanding the latest trends in vulnerability exploitation by reviewing the 2025 vulnerability exposure severity trends report.
Lastly, organizations should stay informed about the evolving threat landscape by engaging with resources that provide insights on effective security practices, such as the AI security best practices blog.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
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