# CVE-2025-7214: FNKvision FNK-GU2 MD5 shadow risky encryption

> The device uses MD5 for password hashing, allowing attackers with physical access to potentially recover credentials.

- **Severity:** Low 1.0 (`CVSS:4.0/AV:P/AC:H/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 9 Jul 2025
- **Updated:** 9 Jul 2025
- **Also known as:** GHSA-6c5f-86v4-frjv

## What is CVE-2025-7214?

CVE-2025-7214 is a low-severity vulnerability in FNKvision FNK-GU2, published on 9 Jul 2025. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

A vulnerability classified as problematic was found in FNKvision FNK-GU2 up to 40.1.7. Affected by this vulnerability is an unknown functionality of the file /etc/shadow of the component MD5. The manipulation leads to risky cryptographic algorithm. It is possible to launch the attack on the physical device. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.

Weakness: CWE-327 (Use of a Broken or Risky Cryptographic Algorithm), CWE-310

## Which versions are affected by CVE-2025-7214?


## How do I fix CVE-2025-7214?

No fix has been published for CVE-2025-7214 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-7214 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-7214 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-7214 and fix it if it is affected.

What it is: CVE-2025-7214 is a low-severity vulnerability in FNKvision FNK-GU2, published on 9 Jul 2025. 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-2025-7214 exists.

Affected product: FNKvision FNK-GU2. 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-2025-7214/ (Markdown: https://insights.sbomify.com/CVE-2025-7214/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-7214
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-7214
- OSV: https://osv.dev/vulnerability/CVE-2025-7214

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From sbomify Insights: https://insights.sbomify.com/CVE-2025-7214/
Summaries are generated and may contain mistakes; the official description above is the record.