1.信息收集 1.1.获取IP地址: map scan report for 192.168.118.137 Host is up (0.00017s latency). Not shown: 998 closed ports PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 5.9p1 Debian 5ubuntu1.4 (Ubuntu Linux; protocol 2.0) 80/tcp open http Apache httpd 2.