Array index error in pubconv.dll (aka the Publisher Converter DLL) in Microsoft Publisher 2002 SP3 and 2003 SP3 allows remote attackers to execute arbitrary code via a crafted Publisher 97 file, aka "Memory Corruption Due To Invalid Index Into Array in Pubconv.dll 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.