CVE-2023-0202
NVIDIA DGX A100 SBIOS contains a vulnerability where an attacker may modify arbitrary memory of...
NVIDIA DGX A100 SBIOS contains a vulnerability where an attacker may modify arbitrary memory of SMRAM by exploiting the GenericSio and LegacySmmSredir SMM APIs. A successful exploit of this vulnerability may lead to denial of service, escalation of privileges, and information disclosure.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
NVIDIA DGX A100 SBIOS contains a vulnerability where an attacker may modify arbitrary memory of SMRAM by exploiting the GenericSio and LegacySmmSredir SMM APIs. A successful exploit of this vulnerability may lead to denial of service, escalation of privileges, and information disclosure.
- Record
CVE-2023-0202- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
EUVDEUVD-2023-12291
NVIDIA DGX A100 SBIOS contains a vulnerability where an attacker may modify arbitrary memory of SMRAM by exploiting the GenericSio and LegacySmmSredir SMM APIs. A successful exploit of this vulnerability may lead to denial of service, escalation of privileges, and information disclosure.
- Record
EUVD-2023-12291- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6fqg-j6g5-mh37
NVIDIA DGX A100 SBIOS contains a vulnerability where an attacker may modify arbitrary memory of...
NVIDIA DGX A100 SBIOS contains a vulnerability where an attacker may modify arbitrary memory of SMRAM by exploiting the GenericSio and LegacySmmSredir SMM APIs. A successful exploit of this vulnerability may lead to denial of service, escalation of privileges, and information disclosure.
- Record
GHSA-6fqg-j6g5-mh37- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
NVD
NVIDIA DGX A100 SBIOS contains a vulnerability where an attacker may modify arbitrary memory of SMRAM by exploiting the GenericSio and LegacySmmSredir SMM APIs. A successful exploit of this vulnerability may lead to denial of service, escalation of privileges, and information disclosure.
- Record
CVE-2023-0202- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H - CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-0202 is a high vulnerability (CVSS 7.5) in Nvidia Dgx A100 Firmware, published April 22, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.16%, the 5th percentile. No source names a fixed version.