一个FTP漏洞服的入侵方案

首先经过xscan的扫描
结果为

漏洞	ftp (21/tcp)	The remote FTP server closes  远程服FTP务器终止 the connection when a command is too long or is given a too long argument. This probably due to a buffer overflow, which allows anyone to execute arbitrary code on the remote host. This problem is threatening, because the attackers don't need an account to exploit this flaw. Solution : Upgrade your FTP server or change it Risk factor : High CVE_ID : CAN-2000-0133, CVE-2000-0943, CAN-2002-0126, CVE-2000-0870, CVE-2000-1035, CVE-2000-1194, CAN-2000-1035 BUGTRAQ_ID : 961, 1858, 3884, 7251, 7278, 7307 NESSUS_ID : 10084
提示	ftp (21/tcp)	A FTP server is running on this port. Here is its banner : 220 Serv-U FTP Server v6.0 for WinSock ready... NESSUS_ID : 10330
提示	ftp (21/tcp)	Remote FTP server banner : 220 Serv-U FTP Server v6.0 for WinSock ready... NESSUS_ID : 10092