Multiple stack-based buffer overflows in the IBM Lotus Domino Web Access ActiveX control as provided by inotes6.dll inotes6w.dll dwa7.dll and dwa7w.dll in Domino 6.x and 7.x allow remote attackers to execute arbitrary code as demonstrated by an overflow from a long General_ServerName property value when calling the InstallBrowserHelperDll function in the Upload Module in the dwa7.dwa7.1 control in dwa7w.dll 7.0.34.1.