# CVE-2013-7394: Command injection in n/a

> Remote authenticated users can execute arbitrary commands on Splunk servers via a crafted string in the runshellscript echo.sh script.

- **Severity:** Critical 9.0 (`AV:N/AC:L/Au:S/C:C/I:C/A:C`)
- **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 Aug 2014
- **Updated:** 6 Aug 2024
- **Also known as:** GHSA-7862-88g8-9qvm

## What is CVE-2013-7394?

CVE-2013-7394 is a critical command injection vulnerability in Splunk Splunk, published on 7 Aug 2014. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The "runshellscript echo.sh" script in Splunk before 5.0.5 allows remote authenticated users to execute arbitrary commands via a crafted string.  NOTE: this issue was SPLIT from CVE-2013-6771 per ADT2 due to different vulnerability types.

Weakness: CWE-94 (Improper Control of Generation of Code)

## Which versions are affected by CVE-2013-7394?

It affects 1 product.


Products: Splunk Splunk.

## How do I fix CVE-2013-7394?

No fix has been published for CVE-2013-7394 yet. Limit exposure of the affected software until one is available.

## Is CVE-2013-7394 being exploited?

There is no known exploitation of CVE-2013-7394 in the wild and no public exploit code.

## Other vulnerabilities in Splunk Splunk

- [CVE-2026-20253](https://insights.sbomify.com/CVE-2026-20253/): Splunk Enterprise Missing Authentication for Critical Function (critical 9.8, exploited in the wild)
- [CVE-2026-76268](https://insights.sbomify.com/CVE-2026-76268/): Missing Authentication for Critical Function in the Patroni REST API in Splunk Enterprise (critical 9.8)
- [CVE-2026-76284](https://insights.sbomify.com/CVE-2026-76284/): Improper Neutralization in Splunk Enterprise (critical 9.8)
- [CVE-2026-76285](https://insights.sbomify.com/CVE-2026-76285/): Improper Adherence to Coding Standards in Splunk Enterprise (critical 9.8)
- [CVE-2017-17067](https://insights.sbomify.com/CVE-2017-17067/): Auth bypass in n/a (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2013-7394 and fix it if it is affected.

What it is: CVE-2013-7394 is a critical command injection vulnerability in Splunk Splunk, published on 7 Aug 2014. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2013-7394 in the wild and no public exploit code.

Affected product: Splunk Splunk. 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-2013-7394/ (Markdown: https://insights.sbomify.com/CVE-2013-7394/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2013-7394
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2013-7394
- OSV: https://osv.dev/vulnerability/CVE-2013-7394

---
From sbomify Insights: https://insights.sbomify.com/CVE-2013-7394/
Summaries are generated and may contain mistakes; the official description above is the record.