wkcvqd01.dll in Microsoft Works 6 File Converter, as used in Office 2003 SP2, Works 8.0, and Works Suite 2005, allows remote attackers to execute arbitrary code via a .wps file with crafted section length headers, aka "Microsoft Works File Converter Input Validation 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.