A vulnerability was found in Deye/Revolt/Bosswerk Inverter MW3_15U_5406_1.47/MW3_15U_5406_1.471. It has been rated as problematic. This issue affects some unknown processing of the component Access Point Setting Handler. The manipulation with the input 12345678 leads to use of hard-coded password. It is possible to launch the attack on the physical device. The exploit has been disclosed to the public and may be used. Upgrading to version MW3_16U_5406_1.53 is able to address this issue. It is recommended to upgrade the affected component. The identifier VDB-220769 was assigned to this vulnerability.