A missing authentication mechanism in the web management API components of Shenzhen Zhibotong Electronics ZBT WE2001 23.09.27 allows unauthenticated attackers on the local network to modify router and network configurations. By invoking operations whose names end with "*_nocommit" and supplying the parameters expected by the invoked function, an attacker can change configuration data, including SSID, Wi-Fi credentials, and administrative passwords, without authentication or an existing session.