Stack-based buffer overflow in Schneider Electric Interactive Graphical SCADA System (IGSS) 10 and earlier allows remote attackers to execute arbitrary code by sending TCP port-12397 data that does not comply with a protocol.
https://www.exploit-db.com/exploits/45218/
http://www.us-cert.gov/control_systems/pdf/ICSA-13-018-01.pdf
http://igss.schneider-electric.com/igss/igssupdates/v90/progupdatesv90.zip
http://igss.schneider-electric.com/igss/igssupdates/v100/progupdatesv100.zip