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."