Microsoft Office 2007 SP2, and 2010 Gold and SP1, does not initialize an unspecified object pointer during the opening of Word documents, which allows remote attackers to execute arbitrary code via a crafted document, aka "Office Uninitialized Object Pointer Vulnerability."
Improper Input Validation The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly.