The HTML form upload capability in ColdFusion MX 6.1 does not reclaim disk space if an upload is interrupted, which allows remote attackers to cause a denial of service (disk consumption) by repeatedly uploading files and interrupting the uploads before they finish.
https://exchange.xforce.ibmcloud.com/vulnerabilities/15882
http://www.securityfocus.com/bid/10158
http://www.macromedia.com/devnet/security/security_zone/mpsb04-06.html
http://securitytracker.com/id?1009825