CVE-2023-0209 Missing authorization in NVIDIA DGX servers

High 8.2 Published 22 Apr 2023 Updated 4 Feb 2025

Missing authentication in NVIDIA DGX-1 SBIOS allows attackers to execute arbitrary code, escalate privileges, and bypass SecureBoot via firmware implants.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-0209?

CVE-2023-0209 is a high-severity missing authorization vulnerability in NVIDIA DGX servers, published on 22 Apr 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

NVIDIA DGX-1 SBIOS contains a vulnerability in the Uncore PEI module, where authentication of the code executed by SSA is missing, which may lead to arbitrary code execution, denial of service, escalation of privileges assisted by a firmware implant, information disclosure assisted by a firmware implant, data tampering, and SecureBoot bypass.

Weakness: CWE-287

Which versions are affected by CVE-2023-0209?

It affects 1 product.

Products include Nvidia Sbios.

How do I fix CVE-2023-0209?

No fix has been published for CVE-2023-0209 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2023-0209 being exploited?

There is no known exploitation of CVE-2023-0209 in the wild and no public exploit code.

Sources

Also known as GHSA-j2cw-x4g9-632w.