HP JetDirect printers versions G.08.20 and H.08.20 and earlier allow remote attackers to cause a denial of service via a malformed FTP quote command.Referenceshttps://exchange.xforce.ibmcloud.com/vulnerabilities/4947http://www.securityfocus.com/bid/1491http://archives.neohapsis.com/archives/bugtraq/2000-07/0265.html