Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 do not properly handle OLE objects in memory, which allows remote attackers to execute arbitrary code via a crafted object in a file, aka "OLE Property Vulnerability."
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14668
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-093