ASUS RT-AX92U lighttpd mod_webdav.so SQL Injection Information Disclosure Vulnerability [CVE-2023-35720]

This vulnerability allows network-adjacent attackers to disclose sensitive information on affected ASUS RT-AX92U routers.

Authentication is not required to exploit this vulnerability.

The specific flaw exists within the mod_webdav.so module.

When parsing a request, the process does not properly validate a user-supplied string before using it to construct SQL queries.

An attacker can leverage this vulnerability to disclose information in the context of root.

ASUS has issued an update to correct this vulnerability.

Further details can be found at:
https://www.asus.com/networking-iot-servers/whole-home-mesh-wifi-system/aimesh-wifi-routers-and-systems/rt-ax92u/helpdesk_bios/?model2Name=RT-AX92U