# CVE-2024-2642: Ruijie RG-NBS2009G-P EXCU_SHELL command injection

> Remote attackers can execute arbitrary commands on Ruijie RG-NBS2009G-P switches via the EXCU_SHELL interface due to improper input validation.

- **Severity:** High 7.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 19 Mar 2024
- **Updated:** 19 Aug 2024
- **Also known as:** GHSA-qq8f-9mh8-5973

## What is CVE-2024-2642?

CVE-2024-2642 is a high-severity command injection vulnerability in Ruijie RG-NBS2009G-P, published on 19 Mar 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A vulnerability was found in Ruijie RG-NBS2009G-P up to 20240305. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file /EXCU_SHELL. The manipulation of the argument Command1 leads to command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-257281 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

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

## Which versions are affected by CVE-2024-2642?

It affects 1 product.


Products: Ruijie Rg-Nbs2009g-P Firmware.

## How do I fix CVE-2024-2642?

No fix has been published for CVE-2024-2642 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-2642 being exploited?

There is no known exploitation of CVE-2024-2642 in the wild and no public exploit code.

## Other vulnerabilities in Ruijie RG-NBS2009G-P

- [CVE-2024-24116](https://insights.sbomify.com/CVE-2024-24116/): Privilege escalation in n/a (critical 9.8)
- [CVE-2024-24117](https://insights.sbomify.com/CVE-2024-24117/): Missing authorization in n/a (critical 9.8)
- [CVE-2024-2641](https://insights.sbomify.com/CVE-2024-2641/): Ruijie RG-NBS2009G-P Password passwdManage.htm improper authorization (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-2642 and fix it if it is affected.

What it is: CVE-2024-2642 is a high-severity command injection vulnerability in Ruijie RG-NBS2009G-P, published on 19 Mar 2024. 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-2024-2642 in the wild and no public exploit code.

Affected product: Ruijie RG-NBS2009G-P. 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-2024-2642/ (Markdown: https://insights.sbomify.com/CVE-2024-2642/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-2642
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-2642
- OSV: https://osv.dev/vulnerability/CVE-2024-2642

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-2642/
Summaries are generated and may contain mistakes; the official description above is the record.