# CVE-2023-6309: moses-smt mosesdecoder trans_result.php os command injection

> Attackers can execute arbitrary OS commands via the input1 argument in trans_result.php of the mosesdecoder library.

- **Severity:** Medium 5.5 (`CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 27 Nov 2023
- **Updated:** 10 Oct 2024
- **Also known as:** GHSA-jqrf-mgpg-h8p7

## What is CVE-2023-6309?

CVE-2023-6309 is a medium-severity command injection vulnerability in moses-smt mosesdecoder, published on 27 Nov 2023. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

A vulnerability, which was classified as critical, was found in moses-smt mosesdecoder up to 4.0. This affects an unknown part of the file contrib/iSenWeb/trans_result.php. The manipulation of the argument input1 leads to os command injection. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-246135.

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

## Which versions are affected by CVE-2023-6309?

It affects 1 product.


Products: Moses-Smt Mosesdecoder.

## How do I fix CVE-2023-6309?

No fix has been published for CVE-2023-6309 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-6309 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-6309 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-6309 and fix it if it is affected.

What it is: CVE-2023-6309 is a medium-severity command injection vulnerability in moses-smt mosesdecoder, published on 27 Nov 2023. 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-2023-6309 exists.

Affected product: moses-smt mosesdecoder. 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-2023-6309/ (Markdown: https://insights.sbomify.com/CVE-2023-6309/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-6309
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-6309
- OSV: https://osv.dev/vulnerability/CVE-2023-6309

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-6309/
Summaries are generated and may contain mistakes; the official description above is the record.