Improper privilege management in NVIDIA DGX A100/A800
Priority LOW 35CWE-250Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Privilege escalation
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-250.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00148 4th percentileScored 2026-11-07
Fix Fixed DGX A100/A800 (NVIDIA): 1.21
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| NVIDIA | DGX A100/A800 | before 1.21 | 1.21 | Patch available | CNA |
- DGX A100/A800 VendorNVIDIA Affected before 1.21 Fixed in 1.21 Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:nvidia:dgx_a100_firmware:*:*:*:*:sbios:*:*:* | before 1.21 | Vulnerable | NVIDIA |
| cpe:2.3:h:nvidia:dgx_a100:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NVIDIA |
| cpe:2.3:o:nvidia:dgx_a800_firmware:*:*:*:*:sbios:*:*:* | before 1.21 | Vulnerable | NVIDIA |
| cpe:2.3:h:nvidia:dgx_a800:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NVIDIA |
- cpe:2.3:o:nvidia:dgx_a100_firmware:*:*:*:*:sbios:*:*:* Versions before 1.21 Vulnerable ·NVIDIA
- cpe:2.3:h:nvidia:dgx_a100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NVIDIA
- cpe:2.3:o:nvidia:dgx_a800_firmware:*:*:*:*:sbios:*:*:* Versions before 1.21 Vulnerable ·NVIDIA
- cpe:2.3:h:nvidia:dgx_a800:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NVIDIA
Remediation
- Fix · CNA DGX A100/A800 (NVIDIA) Fixed in 1.21
Timeline
- 2026-10-02 Threatist record created from CVE-2023-25521
- 2026-10-03 Alias added: GHSA-2x8r-wp6q-whxr
References
More NVIDIA Dgx A100 Firmware vulnerabilities
- TI-2023-14766 Stack-based buffer overflow in NVIDIA DGX A100 CVSS 3.1CRITICAL 9.8
- TI-2023-14767 Stack-based buffer overflow in NVIDIA DGX A100 CVSS 3.1CRITICAL 9.8
- TI-2023-14761 Stack-based buffer overflow in NVIDIA DGX A100 CVSS 3.1CRITICAL 9.8
- TI-2022-20512 OS command injection in NVIDIA DGX servers CVSS 3.1HIGH 8.8
- TI-2022-20511 OS command injection in NVIDIA DGX servers CVSS 3.1HIGH 8.8
- TI-2022-20501 OS command injection in NVIDIA DGX servers CVSS 3.1HIGH 8.8
Sources
- CVE-2023-25521 · CVE Program
- CVE-2023-25521 · NVD
- FIRST EPSS
- GHSA-2x8r-wp6q-whxr · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences