# CVE-2023-22441: Missing authorization in SkyBridge MB-A200 and SkyBridge BASIC MB-A130

> Remote attackers can access critical functions and modify settings without authentication on Seiko SkyBridge devices, potentially causing service disruption.

- **Severity:** High 8.6 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/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:** 10 May 2023
- **Updated:** 28 Jan 2025
- **Also known as:** GHSA-qwcg-gr98-8m32

## What is CVE-2023-22441?

CVE-2023-22441 is a high-severity missing authorization vulnerability in Seiko Solutions Inc. SkyBridge MB-A200 and SkyBridge BASIC MB-A130, published on 10 May 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 exists in Seiko Solutions SkyBridge series, which may allow a remote attacker to obtain or alter the setting information of the product or execute some critical functions without authentication, e.g., rebooting the product. Affected products and versions are as follows: SkyBridge MB-A200 firmware Ver. 01.00.05 and earlier, and SkyBridge BASIC MB-A130 firmware Ver. 1.4.1 and earlier

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

## Which versions are affected by CVE-2023-22441?

It affects 2 products.


Products: Seiko-Sol Skybridge Basic Mb-A130 Firmware, Seiko-Sol Skybridge Mb-A200 Firmware.

## How do I fix CVE-2023-22441?

No fix has been published for CVE-2023-22441 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-22441 being exploited?

There is no known exploitation of CVE-2023-22441 in the wild and no public exploit code.

## Other vulnerabilities in Seiko Solutions Inc. SkyBridge MB-A200 and SkyBridge BASIC MB-A130

- [CVE-2023-25184](https://insights.sbomify.com/CVE-2023-25184/): Hardcoded credentials in SkyBridge MB-A200, SkyBridge BASIC MB-A130, and SkySpider MB-R210 (medium 5.3)
- [CVE-2023-23901](https://insights.sbomify.com/CVE-2023-23901/): Security feature bypass in SkyBridge MB-A200 and SkyBridge BASIC MB-A130 (medium 4.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-22441 and fix it if it is affected.

What it is: CVE-2023-22441 is a high-severity missing authorization vulnerability in Seiko Solutions Inc. SkyBridge MB-A200 and SkyBridge BASIC MB-A130, published on 10 May 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-2023-22441 in the wild and no public exploit code.

Affected product: Seiko Solutions Inc. SkyBridge MB-A200 and SkyBridge BASIC MB-A130. 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-2023-22441/ (Markdown: https://insights.sbomify.com/CVE-2023-22441/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-22441
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-22441
- OSV: https://osv.dev/vulnerability/CVE-2023-22441

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-22441/
Summaries are generated and may contain mistakes; the official description above is the record.