Re: What does this mean?

From: Ansgar -59cobalt- Wiechers (bugtraq_at_planetcobalt.net)
Date: 04/27/04

  • Next message: ivan.hernandez_at_globalsis.com.ar: "Filtering SPAM with Linux"
    Date: Tue, 27 Apr 2004 12:51:01 +0200
    To: security-basics@securityfocus.com
    
    

    On 2004-04-26 David Gillett wrote:
    > From: Adnan Ali [mailto:call_ret@yahoo.com]
    > > Active Connections:
    > > Proto Local Addr Foreign Addr State
    > > ============================================
    > >
    > > TCP 0.0.0.0:135 0.0.0.0:0 LISTENING
    > NetBIOS
    [...]
    > > UDP 0.0.0.0:135 *:*
    > NetBIOS

    Port 135 isn't NetBIOS (which would be ports 137-139), but epmap (DCE
    endpoint mapper, IOW the RPC portmapper). You could completely disable
    NetBIOS and still have port 135 open.

    Regards
    Ansgar Wiechers

    ---------------------------------------------------------------------------
    Ethical Hacking at the InfoSec Institute. Mention this ad and get $545 off
    any course! All of our class sizes are guaranteed to be 10 students or less
    to facilitate one-on-one interaction with one of our expert instructors.
    Attend a course taught by an expert instructor with years of in-the-field
    pen testing experience in our state of the art hacking lab. Master the skills
    of an Ethical Hacker to better assess the security of your organization.
    Visit us at:
    http://www.infosecinstitute.com/courses/ethical_hacking_training.html
    ----------------------------------------------------------------------------


  • Next message: ivan.hernandez_at_globalsis.com.ar: "Filtering SPAM with Linux"

    Relevant Pages

    • Re: What does this mean?
      ... On 2004-04-26 Dedric Ramsey - Ramsey Consulting Svcs wrote: ... >> Proto Local Addr Foreign Addr State ... It is used for RPC which is used by NetBIOS and other protocols. ...
      (Security-Basics)
    • RE: Blocking NetBios
      ... Subject: Blocking NetBios ... to facilitate one-on-one interaction with one of our expert instructors. ... Attend a course taught by an expert instructor with years of ... pen testing experience in our state of the art hacking lab. ...
      (Security-Basics)
    • RE: Blocking NetBios
      ... Subject: Blocking NetBios ... I have a request from one of our clients to block NetBios in thier ... to facilitate one-on-one interaction with one of our expert instructors. ... Attend a course taught by an expert instructor with years of in-the-field ...
      (Security-Basics)
    • RE: Blocking NetBios
      ... You can specify a vendor option with DHCP server to disable NetBios on client machines. ... I have a request from one of our clients to block NetBios in thier Network ... to facilitate one-on-one interaction with one of our expert instructors. ... Attend a course taught by an expert instructor with years of in-the-field ...
      (Security-Basics)
    • Re: Blocking NetBios
      ... > How can I know if NetBios of my system is available or not? ... if a port scan from a remote system reveals that ports ... to facilitate one-on-one interaction with one of our expert instructors. ... Attend a course taught by an expert instructor with years of in-the-field ...
      (Security-Basics)