TYPSoft FTP Server 1.10 allows remote attackers to cause a denial of service (CPU consumption) via an empty USER name.Referenceshttp://marc.info/?l=bugtraq&m=107591511716707&w=2https://exchange.xforce.ibmcloud.com/vulnerabilities/15048http://www.securityfocus.com/bid/9573http://www.securitytracker.com/alerts/2004/Feb/1008943.html