# CVE-2023-32620: Auth bypass in WL-WN531AX2

> A network-adjacent attacker can bypass authentication to obtain the wireless network password on WAVLINK WL-WN531AX2 routers.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`)
- **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:** 30 Jun 2023
- **Updated:** 4 Dec 2024
- **Also known as:** GHSA-q9vm-vcx5-xr5r

## What is CVE-2023-32620?

CVE-2023-32620 is a medium-severity authentication bypass vulnerability in WAVLINK TECHNOLOGY Ltd. WL-WN531AX2, published on 30 Jun 2023. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Improper authentication vulnerability in WL-WN531AX2 firmware versions prior to 2023526 allows a network-adjacent attacker to obtain a password for the wireless network.

Weakness: CWE-287 (Improper Authentication)

## Which versions are affected by CVE-2023-32620?

It affects 1 product.


Products: Wavlink Wl-Wn531ax2 Firmware.

## How do I fix CVE-2023-32620?

No fix has been published for CVE-2023-32620 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-32620 being exploited?

There is no known exploitation of CVE-2023-32620 in the wild and no public exploit code.

## Other vulnerabilities in WAVLINK TECHNOLOGY Ltd. WL-WN531AX2

- [CVE-2023-32613](https://insights.sbomify.com/CVE-2023-32613/): Missing authorization in WL-WN531AX2 (high 8.1)
- [CVE-2023-32612](https://insights.sbomify.com/CVE-2023-32612/): Command injection in WL-WN531AX2 (high 7.2)
- [CVE-2023-32621](https://insights.sbomify.com/CVE-2023-32621/): File upload in WL-WN531AX2 (high 7.2)
- [CVE-2023-32622](https://insights.sbomify.com/CVE-2023-32622/): Command injection in WL-WN531AX2 (high 7.2)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-32620 and fix it if it is affected.

What it is: CVE-2023-32620 is a medium-severity authentication bypass vulnerability in WAVLINK TECHNOLOGY Ltd. WL-WN531AX2, published on 30 Jun 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-2023-32620 in the wild and no public exploit code.

Affected product: WAVLINK TECHNOLOGY Ltd. WL-WN531AX2. 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-2023-32620/ (Markdown: https://insights.sbomify.com/CVE-2023-32620/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-32620
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-32620
- OSV: https://osv.dev/vulnerability/CVE-2023-32620

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From sbomify Insights: https://insights.sbomify.com/CVE-2023-32620/
Summaries are generated and may contain mistakes; the official description above is the record.