The telnet server in Infoprint 21 running controller software before 1.056007 allows remote attackers to cause a denial of service (crash) via a long username, possibly due to a buffer overflow.Referenceshttp://www.securityfocus.com/bid/6047http://www.iss.net/security_center/static/10474.phphttp://archives.neohapsis.com/archives/bugtraq/2002-10/0364.html