# CVE-2020-13619: OS Command Injection in Locutus

> An attacker can achieve code execution via improper shell argument escaping in the Locutus PHP library.

- **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:** 1 Jul 2020
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-h86x-mv66-gr5q

## What is CVE-2020-13619?

CVE-2020-13619 is a critical command injection vulnerability in n/a, published on 1 Jul 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

php/exec/escapeshellarg in Locutus PHP through 2.0.11 allows an attacker to achieve code execution.

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

## Which versions are affected by CVE-2020-13619?

2 open source packages ship an affected version, including locutus. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `locutus` | npm | All versions to 2.0.11 | None |
| `locutus` | npm | All versions to 2.0.11 | None |

Products: Locutus Locutus Php.

## How do I fix CVE-2020-13619?

No fix has been published for CVE-2020-13619 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-13619 being exploited?

There is no known exploitation of CVE-2020-13619 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-13619 and fix it if it is affected.

What it is: CVE-2020-13619 is a critical command injection vulnerability in n/a, published on 1 Jul 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-2020-13619 in the wild and no public exploit code.

Affected packages and fixed versions:
- locutus (npm): affected all versions up to 2.0.11; no fix listed
- locutus (npm): affected all versions up to 2.0.11; no fix listed

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-2020-13619/ (Markdown: https://insights.sbomify.com/CVE-2020-13619/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-13619
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-13619
- OSV: https://osv.dev/vulnerability/CVE-2020-13619

---
From sbomify Insights: https://insights.sbomify.com/CVE-2020-13619/
Summaries are generated and may contain mistakes; the official description above is the record.