The vulnerability of registrars (self-checking devices) GX10, GX20, GP10, GP20, DX1000, DX2000, DX1000N, FX1000, DX1000T, DX2000T, CX1000, CX2000, R10000, and R20000, data collection systems, and data collection devices MW100 manufactured by Yokogawa lies in the possibility of initializing the authentication function with a default unsafe value, allowing unauthorized access to the device by intruders.

The vulnerability of the GX10, GX20, GP10, GP20, DX1000, DX2000, DX1000N, FX1000, DX1000T, DX2000T, CX1000, CX2000, R10000, and R20000 registrators, as well as the GM data collection systems and MW100 data collection devices manufactured by Yokogawa, is related to the possibility of initializing...