# CVE-2022-2474: Missing authorization in Haas CNC Controller

> An attacker on the same network can write unauthorized macros to the Haas CNC Controller due to lack of authentication in the Ethernet Q Commands service.

- **Severity:** Critical 9.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 28 Oct 2022
- **Updated:** 16 Apr 2025
- **Also known as:** GHSA-495g-cppx-r4mf

## What is CVE-2022-2474?

CVE-2022-2474 is a critical missing authorization vulnerability in Haas CNC Controller, published on 28 Oct 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Authentication is currently unsupported in Haas Controller version 100.20.000.1110 when using the “Ethernet Q Commands” service, which allows any user on the same network segment as the controller (even while connected remotely) to access the service and write unauthorized macros to the device.

Weakness: CWE-306 (Missing Authentication for Critical Functionality)

## Which versions are affected by CVE-2022-2474?

It affects 1 product.


Products: Haascnc Haas Controller Firmware.

## How do I fix CVE-2022-2474?

No fix has been published for CVE-2022-2474 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-2474 being exploited?

There is no known exploitation of CVE-2022-2474 in the wild and no public exploit code.

## Other vulnerabilities in Haas CNC Controller

- [CVE-2022-2475](https://insights.sbomify.com/CVE-2022-2475/): Missing authorization in Haas CNC Controller (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-2474 and fix it if it is affected.

What it is: CVE-2022-2474 is a critical missing authorization vulnerability in Haas CNC Controller, published on 28 Oct 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2022-2474 in the wild and no public exploit code.

Affected product: Haas CNC Controller. 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-2022-2474/ (Markdown: https://insights.sbomify.com/CVE-2022-2474/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-2474
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-2474
- OSV: https://osv.dev/vulnerability/CVE-2022-2474

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-2474/
Summaries are generated and may contain mistakes; the official description above is the record.