Heap-based buffer overflow in pubconv.dll (aka the Publisher Converter DLL) in Microsoft Publisher 2002 SP3, 2003 SP3, 2007 SP2, and 2010 allows remote attackers to execute arbitrary code via a crafted Publisher file that uses an old file format, aka "Heap Overrun in pubconv.dll Vulnerability."
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12187
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-103