The vulnerability of FTP servers of microprogrammed logic controllers such as MELSEC RJ71EIP91, SW1DNN-EIPCT-BD, FX5-ENET/IP, and SW1DNN-EIPCTFX5-BD allows attackers to compromise the target system.

The vulnerability of FTP servers of microprogrammed logic controllers such as MELSEC RJ71EIP91, SW1DNN-EIPCT-BD, FX5-ENET/IP, and SW1DNN-EIPCTFX5-BD lies in the ability to download files of a dangerous type without limitation. Exploiting this vulnerability can allow an attacker to compromise the...