Menasoft SPHERE server 0.99x and 0.5x allows remote attackers to cause a denial of service by establishing a large number of connections to the server without providing login credentials, which prevents other users from being able to log in.Referenceshttp://online.securityfocus.com/archive/1/259334http://www.iss.net/security_center/static/8338.phphttp://www.securityfocus.com/bid/4258