# CVE-2022-47209: Hardcoded credentials in NETGEAR Nighthawk WiFi6 Router

> Attackers can gain unauthorized access to NETGEAR Nighthawk routers using a hardcoded support account password that cannot be changed.

- **Severity:** High 8.8 (`CVSS:3.1/AV:A/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:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 16 Dec 2022
- **Updated:** 17 Apr 2025
- **Also known as:** GHSA-6r47-4376-p42h

## What is CVE-2022-47209?

CVE-2022-47209 is a high-severity vulnerability in NETGEAR Nighthawk WiFi6 Router, published on 16 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

A support user exists on the device and appears to be a backdoor for Technical Support staff. The default password for this account is “support” and cannot be changed by a user via any normally accessible means.

Weakness: CWE-287 (Improper Authentication)

## Which versions are affected by CVE-2022-47209?

It affects 1 product.


Products: Netgear Rax30 Firmware.

## How do I fix CVE-2022-47209?

No fix has been published for CVE-2022-47209 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-47209 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-47209 exists.

## Other vulnerabilities in NETGEAR Nighthawk WiFi6 Router

- [CVE-2025-44658](https://insights.sbomify.com/CVE-2025-44658/): File upload in n/a (critical 9.8)
- [CVE-2023-1327](https://insights.sbomify.com/CVE-2023-1327/): Auth bypass in Netgear RAX30 (AX2400) (critical 9.8)
- [CVE-2023-27852](https://insights.sbomify.com/CVE-2023-27852/): Memory corruption in NETGEAR Nighthawk WiFi6 Router (critical 9.8)
- [CVE-2023-27853](https://insights.sbomify.com/CVE-2023-27853/): Other in NETGEAR Nighthawk WiFi6 Router (critical 9.8)
- [CVE-2023-51635](https://insights.sbomify.com/CVE-2023-51635/): NETGEAR RAX30 fing_dil Stack-based Buffer Overflow Remote Code Execution Vulnerability (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-47209 and fix it if it is affected.

What it is: CVE-2022-47209 is a high-severity vulnerability in NETGEAR Nighthawk WiFi6 Router, published on 16 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-47209 exists.

Affected product: NETGEAR Nighthawk WiFi6 Router. 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-2022-47209/ (Markdown: https://insights.sbomify.com/CVE-2022-47209/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-47209
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-47209
- OSV: https://osv.dev/vulnerability/CVE-2022-47209

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-47209/
Summaries are generated and may contain mistakes; the official description above is the record.