MODBUS Client 'Restart Communications' Request (SCADA) (deprecated)

info Nessus Network Monitor Plugin ID 6258

Synopsis

PVS has just observed a Modbus 'Restart Communications' request.

Description

The remote client is running the MODBUS protocol. This protocol is common on SCADA or process control networks. NNM has just observed a Modbus 'Restart Communications' request. This sort of request can be used by a malicious client to force the PLC server to continuously power cycle. This can deny services to valid devices.

Plugin Details

Severity: Info

ID: 6258

Family: SCADA

Published: 1/6/2012

Updated: 1/16/2019