pubconv.dll (aka the Publisher Converter DLL) in Microsoft Publisher 2002 SP3 does not properly perform array indexing, which allows remote attackers to execute arbitrary code via a crafted Publisher file that uses an old file format, aka "Array Indexing Memory Corruption Vulnerability."
Improper Control of Generation of Code The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.