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NVIDIA DGX and HGX BMC

CVE-2023-31011

high 8.8CVSS 3.1 · published 2023-09-20 · modified 2026-06-17

NVIDIA DGX H100 BMC contains a vulnerability in the REST service where an attacker may cause improper input validation. A successful exploit of this vulnerability may lead to escalation of privileges and information disclosure.

Affected versions (NVD)

ProductVersions
dgx_h100_firmware< 23.08.18

What to do

NVD marks firmware before these versions as affected: dgx_h100_firmware before 23.08.18. The usual fix is to update to that version or later. Vendors patch each firmware branch separately, so confirm the fixed build for your branch in the advisory.

Vendor advisory (from the NVD record): nvidia.custhelp.com/app/answers/detail/a_id/5473 · nvidia.custhelp.com/app/answers/detail/a_id/5473.

How this page decided
Severity and CVSS: the primary NVD score (version 3.1). Affected versions: the CPE ranges in the NVD record, modified 2026-06-17. Exploited: the CISA KEV field of the NVD record. Whether you are affected needs your firmware version; this page does not know it. It is not tested against a device.

Do you run it?

Paste your BMC's Redfish answers into the Redfish Inspector: it compares the firmware version with the NVD ranges, in your browser. Or scan every BMC with the free scan.

Source: NVD CVE-2023-31011. PWX for DGX and HGX BMC

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