Microcontroller Vulnerability in NVIDIA GPU and Tegra Hardware
CVE-2021-23201

7.5HIGH

Key Information:

Vendor
Nvidia
Status
Nvidia Gpu And Tegra Hardware
Vendor
CVE Published:
20 November 2021

Summary

NVIDIA GPUs and Tegra hardware have an internal microcontroller vulnerability that enables users with elevated privileges to generate valid microcode. By identifying and exploiting this vulnerability, attackers could load compromised microcode, potentially leading to significant issues like information disclosure, data corruption, or denial of service. The impact of this vulnerability could extend beyond the immediate affected components.

Affected Version(s)

NVIDIA GPU and Tegra hardware Turing, Volta, Pascal, Maxwell, Tegra X1, Tegra X1+, Tegra TX2, Xavier

References

https://nvidia.custhelp.com/app/answers/detail/a_id/5263
x_refsource_CONFIRM

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.