NVIDIA DGX and HGX BMC
CVE-2023-25528
NVIDIA DGX H100 baseboard management controller (BMC) contains a vulnerability in a web server plugin, where an unauthenticated attacker may cause a stack overflow by sending a specially crafted network packet. A successful exploit of this vulnerability may lead to arbitrary code execution, denial of service, information disclosure, and data tampering.
Affected versions (NVD)
| Product | Versions |
|---|---|
| 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.
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-2023-25528. PWX for DGX and HGX BMC
Run it on your own fleet
PWX Discover is free: the scan reads your fleet and lists what to fix, on your machine. PWX Monitor keeps watching every layer, from the tenant to the power rail, with attack paths and alerts in your SIEM. PWX Protect acts on the BMC. Start with a pilot.