Microsoft Word Automation Services in SharePoint Server 2010 SP1 and SP2, Word Web App 2010 SP1 and SP2 in Office Web Apps 2010, Word 2003 SP3, Word 2007 SP3, Word 2010 SP1 and SP2, Office Compatibility Pack SP3, and Word Viewer allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted Office document, aka "Word Memory Corruption Vulnerability."
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18942
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18741
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-072
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-067