The HPInfoDLL.HPInfo.1 ActiveX control in HPInfoDLL.dll 1.0, as shipped with HP Info Center (hpinfocenter.exe) 1.0.1.1 in HP Quick Launch Button (QLBCTRL.exe, aka QLB) 6.3 and earlier, on Microsoft Windows before Vista allows remote attackers to create or modify arbitrary registry values via the arguments to the SetRegValue method.