Heap-based buffer overflow in the WWCabFile ActiveX component in the Wonderware System Platform in Invensys Wonderware Application Server 2012 and earlier, Foxboro Control Software 3.1 and earlier, InFusion CE/FE/SCADA 2.5 and earlier, Wonderware Information Server 4.5 and earlier, ArchestrA Application Object Toolkit 3.2 and earlier, and InTouch 10.0 through 10.5 might allow remote attackers to execute arbitrary code via a long string to the Open member, leading to a function-pointer overwrite.