CVE-2022-23973: ASUS Rt-AX56U Firmware

High severity, CVSS 8.8. EPSS: 0.5% chance of exploitation in the next 30 days.

ASUS RT-AX56U’s user profile configuration function is vulnerable to stack-based buffer overflow due to insufficient validation for parameter length. An unauthenticated LAN attacker can execute arbitrary code to perform arbitrary operations or disrupt service.

Affected products

• ASUS Rt-AX56U Firmware: version 3.0.0.4.386.45898 only

Published 2022-04-07. Last modified 2026-06-17.