An ActiveX control in KeyHelp.ocx in KeyWorks KeyHelp Module (aka the HTML Help component) as used in GE Intelligent Platforms Proficy Historian 3.1 3.5 4.0 and 4.5; Proficy HMI/SCADA iFIX 5.0 and 5.1; Proficy Pulse 1.0; Proficy Batch Execution 5.6; SI7 I/O Driver 7.20 through 7.42; and other products allows remote attackers to execute arbitrary commands via crafted input related to a \command injection vulnerability.\