Home/CVE/NVIDIA DGX A100/A800 contains a vulnerability in SBIOS where an attacker may cause execution with unnecessary privileges
CVE

CVE-2023-25521

NVIDIA DGX A100/A800 contains a vulnerability in SBIOS where an attacker may cause execution with unnecessary privileges

NVIDIA DGX A100/A800 contains a vulnerability in SBIOS where an attacker may cause execution with unnecessary privileges by leveraging a weakness whereby proper input parameter validation is not performed. A successful exploit of this vulnerability may lead to denial of service, information disclosure, and data tampering.

HIGH · CVSS 7.5 EPSS 0.00027
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-250Execution with Unnecessary Privileges
CWE-269Improper Privilege Management
▤

Affected Products & Versions

2
nvidia dgx a100 firmware< 1.21
nvidia dgx a800 firmware< 1.21
▣

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 NVD04 Jul 2023 · 12:15 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/5461Vendor Advisory
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