The WiFi password can be accessed by logging directly into the modem. You can access the modem by using another device that is already connected and accessing 192.168.0.1 from the web browser. Log in with the following username and password:
Username: cusadmin
Password: wifi password
Once logged in, navigate to the Wireless 2.4 GHz or Wireless 5 GHz tab to view or edit your wireless network name and/or password.