# CVE-2021-30173: Jun-He Technology Ltd. Quan-Fang-Wei-Tong-Xun system - Local File Inclusion

> Remote authenticated attackers can inject absolute paths to access arbitrary files via Local File Inclusion in the Jun-He Technology communication system.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 7 May 2021
- **Updated:** 17 Sep 2024
- **Also known as:** GHSA-m7c8-3qqc-3m6c

## What is CVE-2021-30173?

CVE-2021-30173 is a medium-severity path traversal vulnerability in Jun-He Technology Ltd. Quan-Fang-Wei-Tong-Xun system, published on 7 May 2021. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Local File Inclusion vulnerability of the omni-directional communication system allows remote authenticated attacker inject absolute path into Url parameter and access arbitrary file.

Weakness: CWE-36 (Absolute Path Traversal)

## Which versions are affected by CVE-2021-30173?

It affects 1 product.


Products: Junhetec Omnidirectional Communication System.

## How do I fix CVE-2021-30173?

No fix has been published for CVE-2021-30173 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-30173 being exploited?

There is no known exploitation of CVE-2021-30173 in the wild and no public exploit code.

## Other vulnerabilities in Jun-He Technology Ltd. Quan-Fang-Wei-Tong-Xun system

- [CVE-2021-30172](https://insights.sbomify.com/CVE-2021-30172/): Jun-He Technology Ltd. Quan-Fang-Wei-Tong-Xun system - Reflected XSS (medium 4.6)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-30173 and fix it if it is affected.

What it is: CVE-2021-30173 is a medium-severity path traversal vulnerability in Jun-He Technology Ltd. Quan-Fang-Wei-Tong-Xun system, published on 7 May 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2021-30173 in the wild and no public exploit code.

Affected product: Jun-He Technology Ltd. Quan-Fang-Wei-Tong-Xun system. 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-2021-30173/ (Markdown: https://insights.sbomify.com/CVE-2021-30173/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-30173
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-30173
- OSV: https://osv.dev/vulnerability/CVE-2021-30173

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-30173/
Summaries are generated and may contain mistakes; the official description above is the record.