Mcafee FreeScan allows remote attackers to cause a denial of service and possibly arbitrary code via a long string in the ScanParam property of a COM object, which may trigger a buffer overflow.
https://exchange.xforce.ibmcloud.com/vulnerabilities/15772
http://secunia.com/advisories/11313
http://marc.info/?l=bugtraq&m=108136872711898&w=2
http://lists.grok.org.uk/pipermail/full-disclosure/2004-April/019891.html