# 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.

- **Severity:** High 7.5 (`CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 13 Jan 2023
- **Updated:** 7 Apr 2025
- **Also known as:** GHSA-4vj6-xm9m-2724

## 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.

Weakness: CWE-306 (Missing Authentication for Critical Functionality), CWE-288 (Authentication Bypass Using an Alternate Path or Channel)

## Which versions are affected by CVE-2022-42277?

It affects 1 product.


Products: 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.

## Is CVE-2022-42277 being exploited?

There is no known exploitation of CVE-2022-42277 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-42277 and fix it if it is affected.

What it is: 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.
Exploitation: There is no known exploitation of CVE-2022-42277 in the wild and no public exploit code.

Affected product: NVIDIA DGX servers. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2022-42277/ (Markdown: https://insights.sbomify.com/CVE-2022-42277/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-42277
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-42277
- OSV: https://osv.dev/vulnerability/CVE-2022-42277

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-42277/
Summaries are generated and may contain mistakes; the official description above is the record.