Zte Zxv10 W300 Firmware Hot!
Older versions, such as W300V1.0.0a_zrd_lk and W300V2.1.0f_er7_pe_o57 , have documented vulnerabilities that could allow unauthorized users to intercept passwords via Telnet or bypass authentication.
The W300 uses a classic web-interface upgrade path. Here is the standard method: Zte Zxv10 W300 Firmware
Because this hardware is somewhat dated, the firmware running on it is the critical component that determines whether the device remains a reliable workhorse or becomes a security liability. Older versions, such as W300V1