Unspecified vulnerability in Microsoft Word 2000, 2002, and Office 2003 allows remote user-assisted attackers to execute arbitrary code via a crafted mail merge file, a different vulnerability than CVE-2006-3647 and CVE-2006-4693.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A51
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2006/ms06-060
http://www.vupen.com/english/advisories/2006/3979
http://www.securityfocus.com/bid/20358
http://www.securityfocus.com/archive/1/449179/100/0/threaded