Affected: Sharp Corporation home 5G HR01, Sharp Corporation home 5G HR02, Sharp Corporation Wi-Fi STATION SH-52A, Sharp Corporation Wi-Fi STATION SH-52B, Sharp Corporation Wi-Fi STATION SH-54C, Sharp Corporation 5G Mobile Router SH-U01, Sharp Corporation Pocket WiFi 5G A503SH, Sharp Corporation Speed Wi-Fi 5G X01

SHARP routers do not perform authentication for some web APIs. The device information may be retrieved without authentication. If the administrative password of the device is left as the initial one, the device may be taken over.