# CVE-2023-31196: Missing authorization in Wi-Fi AP UNIT

> Remote unauthenticated attackers can access sensitive information due to missing authentication on critical functions in Wi-Fi Access Points.

- **Severity:** High 7.5 (`CVSS:3.1/AV:N/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:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 13 Jun 2023
- **Updated:** 3 Jan 2025
- **Also known as:** GHSA-jv97-q22f-fpw5

## What is CVE-2023-31196?

CVE-2023-31196 is a high-severity missing authorization vulnerability in Inaba Denki Sangyo Co., Ltd. Wi-Fi AP UNIT, published on 13 Jun 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Missing authentication for critical function in Wi-Fi AP UNIT allows a remote unauthenticated attacker to obtain sensitive information of the affected products. Affected products and versions are as follows: AC-PD-WAPU v1.05_B04 and earlier, AC-PD-WAPUM v1.05_B04 and earlier, AC-PD-WAPU-P v1.05_B04P and earlier, AC-PD-WAPUM-P v1.05_B04P and earlier, AC-WAPU-300 v1.00_B07 and earlier, AC-WAPUM-300 v1.00_B07 and earlier, AC-WAPU-300-P v1.00_B07 and earlier, and AC-WAPUM-300-P v1.00_B07 and earlier

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

## Which versions are affected by CVE-2023-31196?

It affects 8 products.


Products: Inaba Ac-Pd-Wapu-P Firmware, Inaba Ac-Pd-Wapu Firmware, Inaba Ac-Pd-Wapum-P Firmware, Inaba Ac-Pd-Wapum Firmware, Inaba Ac-Wapu-300-P Firmware, Inaba Ac-Wapu-300 Firmware, Inaba Ac-Wapum-300-P Firmware, Inaba Ac-Wapum-300 Firmware.

## How do I fix CVE-2023-31196?

No fix has been published for CVE-2023-31196 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-31196 being exploited?

There is no known exploitation of CVE-2023-31196 in the wild and no public exploit code.

## Other vulnerabilities in Inaba Denki Sangyo Co., Ltd. Wi-Fi AP UNIT

- [CVE-2023-31198](https://insights.sbomify.com/CVE-2023-31198/): Command injection in Wi-Fi AP UNIT (high 7.2)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-31196 and fix it if it is affected.

What it is: CVE-2023-31196 is a high-severity missing authorization vulnerability in Inaba Denki Sangyo Co., Ltd. Wi-Fi AP UNIT, published on 13 Jun 2023. 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-2023-31196 in the wild and no public exploit code.

Affected product: Inaba Denki Sangyo Co., Ltd. Wi-Fi AP UNIT. 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-2023-31196/ (Markdown: https://insights.sbomify.com/CVE-2023-31196/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-31196
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-31196
- OSV: https://osv.dev/vulnerability/CVE-2023-31196

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From sbomify Insights: https://insights.sbomify.com/CVE-2023-31196/
Summaries are generated and may contain mistakes; the official description above is the record.