Home/CVE/NVIDIA DGX A100 contains a vulnerability in SBIOS in the SmiFlash, where a local user with elevated privileges can read,
CVE

CVE-2022-42276

NVIDIA DGX A100 contains a vulnerability in SBIOS in the SmiFlash, where a local user with elevated privileges can read,

NVIDIA DGX A100 contains a vulnerability in SBIOS in the SmiFlash, where a local user with elevated privileges can read, write and erase flash, which may lead to code execution, escalation of privileges, denial of service, and information disclosure. The scope of impact can extend to other components.

HIGH · CVSS 7.5 EPSS 0.00046
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-288Authentication Bypass Using an Alternate Path or Channel
CWE-306Missing Authentication for Critical Function
▤

Affected Products & Versions

1
nvidia dgx a100 firmware< 1.18
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · psirt@nvidia.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD13 Jan 2023 · 02:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://nvidia.custhelp.com/app/answers/detail/a_id/5435Vendor Advisory
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