AsusScreenXpertServicec.exe and ScreenXpertUpgradeServiceManager.exe in ScreenPad2_Upgrade_Tool.msi V1.0.3 for ASUS PCs with ScreenPad 1.0 (UX450FDX, UX550GDX and UX550GEX) could lead to unsigned code execution with no additional restrictions when a user puts an application at a particular path with a particular file name.