Heap-based buffer overflow in Microsoft Office 2003 SP3 and 2007 SP3 allows remote attackers to execute arbitrary code via a crafted WordPerfect document (.wpd) file, aka "Word Heap Overwrite Vulnerability."
Improper Restriction of Operations within the Bounds of a Memory Buffer The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary.