Home page logo

pen-test logo Penetration Testing mailing list archives

Re: Exploit through firewall question
From: "Gary E. Miller" <gem () rellim com>
Date: Wed, 19 Jul 2006 11:11:18 -0700 (PDT)

Hash: SHA1

Yo mr.nasty!

On Wed, 19 Jul 2006, mr.nasty () ix netcom com wrote:

What would be the reason to test behind the firewall?

Lots of reasons.  How about this one:

1. admin takes laptop home for weekend.

2. admin works at home, and while web serving gets infected with a
   trojanC from a web ad.

3. admin returns to work and plugs his laptop in behind the firewall.

4. the trojan in admin's laptop downloads a rootkit, a port scanner
   and a reverse shell.

5. the trojan installs rootkit to hide itself then scans the local net
   for easy targets.

6. the trojan phones home with the reverse shell and uploads the
   list of new found vulnerable hosts/ports.

7. hacker now has unlimited access to your network from behind the

Happens ALL the time.

Some folks would call a network like yours an M&M network.  Hard and
crunchy  on the outside, but soft and chewy on the inside.

- ---------------------------------------------------------------------------
Gary E. Miller Rellim 20340 Empire Blvd, Suite E-3, Bend, OR 97701
        gem () rellim com  Tel:+1(541)382-8588

Version: GnuPG v1.4.3 (GNU/Linux)


This List Sponsored by: Cenzic

Concerned about Web Application Security? 
Why not go with the #1 solution - Cenzic, the only one to win the Analyst's 
Choice Award from eWeek. As attacks through web applications continue to rise, 
you need to proactively protect your applications from hackers. Cenzic has the 
most comprehensive solutions to meet your application security penetration 
testing and vulnerability management needs. You have an option to go with a 
managed service (Cenzic ClickToSecure) or an enterprise software 
(Cenzic Hailstorm). Download FREE whitepaper on how a managed service can 
help you: http://www.cenzic.com/news_events/wpappsec.php 
And, now for a limited time we can do a FREE audit for you to confirm your 
results from other product. Contact us at request () cenzic com for details.

  By Date           By Thread  

Current thread:
[ Nmap | Sec Tools | Mailing Lists | Site News | About/Contact | Advertising | Privacy ]