Main Vulnerability Database Vulnerabilities #VU117407

#VU117407 Missing Authorization in ZyXEL Communications Corp. products - CVE-2025-9133

Published: October 21, 2025

Vulnerability identifier: #VU117407

Vulnerability risk: Medium

CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

CVE-ID: CVE-2025-9133

CWE-ID: CWE-862

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
ATP series
USG FLEX series
USG FLEX 50W
USG20W-VPN

Software vendor:
ZyXEL Communications Corp.

Description

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to missing authorization. A remote user can view and download the system configuration from the target device.

Install updates from vendor's website.