Baseline Audit Uncovers Virus in Water Control System

Event Year: 2003 Reliability: Confirmed
Country: Australia
Industry Type: Water/Waste Water
Description:

A initial systems audit was conducted on all systems from HMI through to control electronics to establish system baseline status for each telemetry control system.
Water Control system was performing poorly and database errors were suspected. System patches were not current and virus software version was out of date. The system crashed while checking performance issues. The Blaster virus was then discovered.
Impact:

Impact was minimal due to the time of the failure.
Action Description: All systems are now under a patch / update management scheme. Systems now on SCADA LAN. The security of the LAN is now under an audit improvement system awaiting feedback and information sharing from BCIT to assist in improvements.