From: cy.wang (wangchunying@snda.com)
Date: Mon Sep 12 2005 - 05:19:45 EDT
can you telnet to its port 21 ? maybe it's an open port not for FTP service .
or , nmap possibly got fooled by some msg that ids/firewall returned
Regards,
c.y. wang
security analysis engineer
Shanda Interactive Entertainment Co. Ltd, Shanghai, China.
Phone: +86-21-50504740-5046
Email: wangchunying@snda.com
----- Original Message -----
From: "Mike Jones" <sopiaz57@gmail.com>
To: <pen-test@securityfocus.com>
Sent: Friday, September 09, 2005 9:47 PM
Subject: nmap showing port 21 (ftp) open, but port is actually closed
> Has anyone ever seen this before, nmap is showing port 21 to be open on
> a machine on the internet, but 21 is not listening on that machine. It
> happens to all machines I scan outside the local area network.
>
> Thanks in advance
>
> ------------------------------------------------------------------------------
> Audit your website security with Acunetix Web Vulnerability Scanner:
>
> Hackers are concentrating their efforts on attacking applications on your
> website. Up to 75% of cyber attacks are launched on shopping carts, forms,
> login pages, dynamic content etc. Firewalls, SSL and locked-down servers are
> futile against web application hacking. Check your website for vulnerabilities
> to SQL injection, Cross site scripting and other web attacks before hackers do!
> Download Trial at:
>
> http://www.securityfocus.com/sponsor/pen-test_050831
> -------------------------------------------------------------------------------
>
>
>
This archive was generated by hypermail 2.1.7 : Sat Apr 12 2008 - 10:54:52 EDT