CVE-2022-0556: Zyxel Ap Configurator

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

A local privilege escalation vulnerability caused by incorrect permission assignment in some directories of the Zyxel AP Configurator (ZAC) version 1.1.4, which could allow an attacker to execute arbitrary code as a local administrator.

Affected products

• Zyxel Zyxel Ap Configurator: version 1.1.4 only

Published 2022-04-11. Last modified 2026-06-17.