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.
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.