The host is missing a critical security update according to Microsoft security bulletin, MS10-074. The update is required to fix stack-based buffer overflow vulnerability. A flaw is present in the 'UpdateFrameTitleForDocument' method in the CFrameWnd class in 'mfc42.dll' in the Microsoft Foundation Class (MFC) Library in the Microsoft Windows, which fails to validate user supplied input. Successful exploitation could allow an attacker to execute arbitrary code via a long window title.