Arris SBG6580 devices have predictable default WPA2 security passwords that could lead to unauthorized remote access. (They use the first 6 characters of the SSID and the last 6 characters of the BSSID, decrementing the last octet.)
https://i.ebayimg.com/images/g/z2oAAOSwO1pbQ9BS/s-l1600.jpg
https://i.ebayimg.com/images/g/DhoAAOSwx0FbhhcN/s-l1600.jpg
https://github.com/actuator/cve/blob/main/Arris/SBG6580.png
https://github.com/actuator/cve/blob/main/Arris/CVE-2024-25729