cbcvebase.
CVE-2023-4473
published 2023-11-30

CVE-2023-4473: A command injection vulnerability in the web server of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could…

critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
A command injection vulnerability in the web server of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands by sending a crafted URL to a vulnerable device.

Affected

4 ranges
VendorProductVersion rangeFixed in
zyxelnas326_firmware<= 5.21\(aazf.14\)c0
zyxelnas326_firmware
zyxelnas542_firmware<= 5.21\(abag.11\)c0
zyxelnas542_firmware

CVSS provenance

nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
vulncheck9.8CRITICAL