# CVE-2018-19950: Command injection in Music Station

> Remote attackers can execute arbitrary commands on QNAP Music Station due to improper neutralization of special elements used in an OS command.

- **Severity:** Critical 9.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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:** 2 Nov 2020
- **Updated:** 17 Sep 2024
- **Also known as:** GHSA-rc96-pxf6-73c4

## What is CVE-2018-19950?

CVE-2018-19950 is a critical command injection vulnerability in QNAP Systems Inc. Music Station, published on 2 Nov 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

If exploited, this command injection vulnerability could allow remote attackers to execute arbitrary commands. This issue affects: QNAP Systems Inc. Music Station versions prior to 5.1.13; versions prior to 5.2.9; versions prior to 5.3.11.

Weakness: CWE-78 (Improper Neutralization of Special Elements used in an OS Command), CWE-77 (Improper Neutralization of Special Elements used in a Command)

## Which versions are affected by CVE-2018-19950?

It affects 1 product.


Products: Qnap Music Station.

## How do I fix CVE-2018-19950?

No fix has been published for CVE-2018-19950 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-19950 being exploited?

There is no known exploitation of CVE-2018-19950 in the wild and no public exploit code.

## Other vulnerabilities in QNAP Systems Inc. Music Station

- [CVE-2018-0729](https://insights.sbomify.com/CVE-2018-0729/): Command injection in QNAP NAS devices (critical 9.8)
- [CVE-2018-0718](https://insights.sbomify.com/CVE-2018-0718/): Command injection in Music Station (critical 9.8)
- [CVE-2017-13069](https://insights.sbomify.com/CVE-2017-13069/): Command injection in n/a (critical 9.8)
- [CVE-2023-23365](https://insights.sbomify.com/CVE-2023-23365/): Music Station (high 7.7)
- [CVE-2023-23366](https://insights.sbomify.com/CVE-2023-23366/): Music Station (high 7.7)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-19950 and fix it if it is affected.

What it is: CVE-2018-19950 is a critical command injection vulnerability in QNAP Systems Inc. Music Station, published on 2 Nov 2020. 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-2018-19950 in the wild and no public exploit code.

Affected product: QNAP Systems Inc. Music Station. 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-2018-19950/ (Markdown: https://insights.sbomify.com/CVE-2018-19950/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-19950
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-19950
- OSV: https://osv.dev/vulnerability/CVE-2018-19950

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-19950/
Summaries are generated and may contain mistakes; the official description above is the record.