Full Disclosure mailing list archives
Re: Microsoft Windows and *nix Telnet Port Number Argument Obfuscation
From: Devdas Bhagat <devdas () dvb homelinux org>
Date: Sat, 11 Jun 2005 23:23:29 +0530
On 09/06/05 09:58 -0400, Kristian Hermansen wrote:
On Wed, 2005-06-08 at 15:04 +1200, Nick FitzGerald wrote:This has been known since Adam was a cowboy.Although I don't believe that your claim is unlikely, it would have been nice to post a link to the original discovery to back it up. Everyone that I have showed this to, personally, has not seen it before. And,
Ask any C programmer what happens to integers that get incremented to values greater than the maximum size they can contain. This wrapping around of integers is known for a few years. You may also want to understand the effect of passing a leading 0 in the field, particularly when it comes to IP address obfuscation. I hope this helps. Devdas Bhagat _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.grok.org.uk/full-disclosure-charter.html Hosted and sponsored by Secunia - http://secunia.com/
Current thread:
- Re: Microsoft Windows and *nix Telnet Port Number Argument Obfuscation, (continued)
- Re: Microsoft Windows and *nix Telnet Port Number Argument Obfuscation Nick FitzGerald (Jun 07)
- Re: Microsoft Windows and *nix Telnet Port Number Argument Obfuscation Andrew Haninger (Jun 08)
- RE: Microsoft Windows and *nix Telnet Port NumberArgument Obfuscation Arjan van der Velde (Jun 08)
- Re: Microsoft Windows and *nix Telnet Port NumberArgument Obfuscation Raghu Chinthoju (Jun 08)
- Re: Microsoft Windows and *nix Telnet Port Number Argument Obfuscation Andrew Haninger (Jun 08)
- Re: Microsoft Windows and *nix Telnet Port Number Argument Obfuscation Stan Bubrouski (Jun 09)
- Re: Microsoft Windows and *nix Telnet Port Number Argument Obfuscation Kristian Hermansen (Jun 09)
- Re: Microsoft Windows and *nix Telnet Port Number Argument Obfuscation Nick FitzGerald (Jun 09)
- Re: Microsoft Windows and *nix Telnet PortNumber Argument Obfuscation Etaoin Shrdlu (Jun 09)
- Re: Microsoft Windows and *nix Telnet PortNumber Argument Obfuscation Kristian Hermansen (Jun 09)
- Re: Microsoft Windows and *nix Telnet PortNumber Argument Obfuscation Chris Umphress (Jun 11)
- Re: Microsoft Windows and *nix Telnet Port Number Argument Obfuscation Nick FitzGerald (Jun 07)
- Re: Microsoft Windows and *nix Telnet Port Number Argument Obfuscation Devdas Bhagat (Jun 11)