Vulnerability Database

309,587

Total vulnerabilities in the database

CVE-2024-6342

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.

Published: Sep 10, 2024
Updated: Nov 16, 2025
CVE: CVE-2024-6342
Severity: Critical
Exploit:

CVSS v3:

Severity: Critical
Score: 9.8
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWEs:

CWE-78

OWASP TOP 10:

A1 - Injection

Affected Software
References

Software	From	Fixed in
zyxel / nas326_firmware	-	5.21\(aazf.18\)c0
zyxel / nas326_firmware	5.21(aazf.18)c0	5.21(aazf.18)c0.x
zyxel / nas542_firmware	-	5.21\(abag.15\)c0
zyxel / nas542_firmware	5.21(abag.15)c0	5.21(abag.15)c0.x

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

Deep Security Visibility Without the Complexity

SynScan provides clear, real-time security insights so you can monitor your attack surface, spot risks early, and act fast—without extra complexity.

No setup fees
5-min deployment
Cancel anytime

Book a Demo