Improper signature verification in NVIDIA DGX Servers
Priority LOW 29CWE-347Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-347.
Summary
NVIDIA DGX servers, all DGX-1 with BMC firmware versions prior to 3.38.30 and all DGX-2 with BMC firmware versions prior to 1.06.06, contains a vulnerability in the AMI BMC firmware in which software does not validate the RSA 1024 public key used to verify the firmware signature, which may lead to information disclosure or code execution.
Why it matters now
EPSS 0.00254 16th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| NVIDIA | NVIDIA DGX Servers | All DGX-1 with BMC firmware versions prior to 3.38.30, and all DGX-2 with BMC firmware versions prior to 1.06.06 | — | No fix listed | CNA |
- NVIDIA DGX Servers VendorNVIDIA Affected All DGX-1 with BMC firmware versions prior to 3.38.30, and all DGX-2 with BMC firmware versions prior to 1.06.06 Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:intel:bmc_firmware:*:*:*:*:*:*:*:* | before 3.38.30 | Vulnerable | Intel |
| cpe:2.3:h:nvidia:dgx-1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NVIDIA |
| cpe:2.3:o:intel:bmc_firmware:*:*:*:*:*:*:*:* | before 1.06.06 | Vulnerable | Intel |
| cpe:2.3:h:nvidia:dgx-2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NVIDIA |
- cpe:2.3:o:intel:bmc_firmware:*:*:*:*:*:*:*:* Versions before 3.38.30 Vulnerable ·Intel
- cpe:2.3:h:nvidia:dgx-1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NVIDIA
- cpe:2.3:o:intel:bmc_firmware:*:*:*:*:*:*:*:* Versions before 1.06.06 Vulnerable ·Intel
- cpe:2.3:h:nvidia:dgx-2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NVIDIA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-11488
- 2026-10-03 Alias added: GHSA-w889-q2h7-4gw3
References
More NVIDIA vulnerabilities
- TI-2017-10594 Heap-based buffer overflow in dnsmasq before 2.78 allows remote attackers to cause a… CVSS 3.1CRITICAL 9.8
- TI-2025-17134 Time-of-check time-of-use race condition in NVIDIA Container Toolkit CVSS 3.1HIGH 8.3
- TI-2024-00121 Time-of-check time-of-use race condition in NVIDIA Container Toolkit CVSS 3.1CRITICAL 9.0
- TI-2024-00076 NVIDIA Triton Inference Server for Linux contains a vulnerability where a user can set… CVSS 3.1CRITICAL 9.0
- TI-2018-02664 Observable discrepancy in Intel Multiple CVSS 3.1MEDIUM 5.5
- TI-2023-23747 PVRIC (PowerVR Image Compression) on Imagination 2018 and later GPU devices offers… CVSS 3.1MEDIUM 5.3
Sources
- CVE-2020-11488 · CVE Program
- CVE-2020-11488 · NVD
- FIRST EPSS
- GHSA-w889-q2h7-4gw3 · 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