Modbus

contents

modbus.md

Discovery#

Modbus Client:

QModBus
pymodbus
Modbus Tools

Modbus Discover Nmap Script:

nmap --script modbus-discover.nse --script-args='modbus-discover.aggressive=true' -p 502 <host>

Connect to Modbus Slave:

from pymodbus.client import ModbusTcpClientclient = ModbusTcpClient('<IP_Address_of_Target>')client.write_coil(1, True)result = client.read_coils(1,1)print(result.bits[0])client.close()

Modbus Pentesting:

smod

Modbus Simulators#

Modbus Slave Simulator:

Diagslave
ModbusPal

Modbus Master Simulator:

modpoll