The Web Server in DNS4Me 3.0.0.4 allows remote attackers to cause a denial of service (CPU consumption and crash) via a large amount of data.
https://exchange.xforce.ibmcloud.com/vulnerabilities/17426
http://www.securityfocus.com/bid/11213
http://www.gulftech.org/?node=research&article_id=00049-09162004
http://securitytracker.com/id?1011334