Critical

DATE	CVE	VULNERABILITY TITLE	RISK
2023-06-19	CVE-2023-27992	OS Command Injection vulnerability in Zyxel Nas326 Firmware, Nas540 Firmware and Nas542 Firmware The pre-authentication command injection vulnerability in the Zyxel NAS326 firmware versions prior to V5.21(AAZF.14)C0, NAS540 firmware versions prior to V5.21(AATB.11)C0, and NAS542 firmware versions prior to V5.21(ABAG.11)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands remotely by sending a crafted HTTP request. network low complexity zyxel CWE-78 critical	9.8
2020-03-04	CVE-2020-9054	OS Command Injection vulnerability in Zyxel products Multiple ZyXEL network-attached storage (NAS) devices running firmware version 5.21 contain a pre-authentication command injection vulnerability, which may allow a remote, unauthenticated attacker to execute arbitrary code on a vulnerable device. network low complexity zyxel CWE-78 critical	9.8