CVE-2022-42277 Missing authorization in NVIDIA DGX servers
A local user with elevated privileges can manipulate SBIOS flash memory, leading to code execution, privilege escalation, and other severe impacts on NVIDIA DGX Station.
- 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-2022-42277?
CVE-2022-42277 is a high-severity missing authorization vulnerability in NVIDIA DGX servers, published on 13 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
NVIDIA DGX Station contains a vulnerability in SBIOS in the SmiFlash, where a local user with elevated privileges can read, write and erase flash, which may lead to code execution, escalation of privileges, denial of service, and information disclosure. The scope of impact can extend to other components.
Which versions are affected by CVE-2022-42277?
It affects 1 product.
Products include Nvidia Dgx Station A100 Firmware.
How do I fix CVE-2022-42277?
No fix has been published for CVE-2022-42277 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-2022-42277 being exploited?
There is no known exploitation of CVE-2022-42277 in the wild and no public exploit code.
Sources
Also known as GHSA-4vj6-xm9m-2724.