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7.8

NVIDIA DGX A100 SBIOS contains a vulnerability where an attacker may modify arbitrary memory of SMRAM by exploiting the NVME SMM API. A successful exploit of this vulnerability may lead to denial o...

CVE-2023-0206 · published 3 years ago
Summary

NVIDIA DGX A100 SBIOS contains a vulnerability where an attacker may modify arbitrary memory of SMRAM by exploiting the NVME SMM API. A successful exploit of this vulnerability may lead to denial of service, escalation of privileges, and information disclosure.

What to do
  • Update nvidia dgx_a100_firmware to version 1.18 or later.
Affected software
VendorProductAffected versions
nvidia dgx_a100_firmware < 1.18
cpe:2.3:o:nvidia:dgx_a100_firmware:*:*:*:*:sbios:*:*:*
Original advisory text
NVIDIA DGX A100 SBIOS contains a vulnerability where an attacker may modify arbitrary memory of SMRAM by exploiting the NVME SMM API. A successful exploit of this vulnerability may lead to denial o...
NVIDIA DGX A100 SBIOS contains a vulnerability where an attacker may modify arbitrary memory of SMRAM by exploiting the NVME SMM API. A successful exploit of this vulnerability may lead to denial of service, escalation of privileges, and information disclosure.
References
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker full control
Severity
7.8 High
Exploitation
<1% chance of attack within 30 days
Type
CWE-119Buffer Overflow
Timeline
Published22 Apr 2023
Updated26 Oct 2026
First seen29 Sep 2026
Sources
CVE-2023-0206 · NVD
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