CVE-2022-42277 — NVIDIA DGX Station contains a vulnerability in SBIOS in the SmiFlash, where a lo

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 ex

01What is this vulnerability?

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.

02Affected products

Vendor	Product	Versions
NVIDIA	NVIDIA DGX servers	All SBIOS firmware versions prior to 10.16

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-01-13T01:32:54.744Z
• Last modified: 2025-04-07T15:28:13.625Z

09References

• nvidia.custhelp.com — https://nvidia.custhelp.com/app/answers/detail/a_id/5435