Cisco uncovers security threat in industrial control system

Cisco’s security intelligence and research group Talos, said that it had reported a serious vulnerability in Rockwell Automation’s industrial control system – the MicroLogix 1400 programmable logic controller (PLC).
The Simple Network Management Protocol exploit could let an attacker take complete remote control of the MicroLogix system and modify the device firmware, letting an invader run his own malicious code on the device.  Rockwell AutomationRockwell Automation