# CVE-2023-37567: Command injection in LAN-W301NR

> Remote unauthenticated attackers can execute arbitrary commands on ELECOM and LOGITEC wireless routers via crafted web requests.

- **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:** 13 Jul 2023
- **Updated:** 6 Nov 2024
- **Also known as:** GHSA-4g64-j4r5-wvxc

## What is CVE-2023-37567?

CVE-2023-37567 is a critical command injection vulnerability in ELECOM CO.,LTD. LAN-W301NR, published on 13 Jul 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Command injection vulnerability in ELECOM and LOGITEC wireless LAN routers allows a remote unauthenticated attacker to execute an arbitrary command by sending a specially crafted request to a certain port of the web management page. Affected products and versions are as follows: WRC-1167GHBK3-A v1.24 and earlier, WRC-F1167ACF2 all versions, WRC-600GHBK-A all versions, WRC-733FEBK2-A all versions, WRC-1467GHBK-A all versions, WRC-1900GHBK-A all versions, and LAN-W301NR all versions.

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

## Which versions are affected by CVE-2023-37567?

It affects 1 product.


Products: Elecom Wrc-1167ghbk3-a Firmware.

## How do I fix CVE-2023-37567?

No fix has been published for CVE-2023-37567 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-37567 being exploited?

There is no known exploitation of CVE-2023-37567 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-37567 and fix it if it is affected.

What it is: CVE-2023-37567 is a critical command injection vulnerability in ELECOM CO.,LTD. LAN-W301NR, published on 13 Jul 2023. 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-2023-37567 in the wild and no public exploit code.

Affected product: ELECOM CO.,LTD. LAN-W301NR. 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-2023-37567/ (Markdown: https://insights.sbomify.com/CVE-2023-37567/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-37567
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-37567
- OSV: https://osv.dev/vulnerability/CVE-2023-37567

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-37567/
Summaries are generated and may contain mistakes; the official description above is the record.