Full Disclosure mailing list archives
Re: Firefox 2.0.0.12 SSL Spoofing and Domain Guessing vulnerabilities
From: "Joey Mengele" <joey.mengele () hushmail com>
Date: Mon, 04 Feb 2008 23:18:15 -0500
Confirmed on emacs on freebsd running on an alpha. J On Mon, 04 Feb 2008 18:49:59 -0500 Larry Seltzer <Larry () larryseltzer com> wrote:
I get this same warning on FF 3.0 beta 2 on Vista. Larry Seltzer eWEEK.com Security Center Editor http://security.eweek.com/ http://blogs.pcmag.com/securitywatch/ Contributing Editor, PC Magazine larry.seltzer () ziffdavisenterprise com -----Original Message----- From: full-disclosure-bounces () lists grok org uk [mailto:full-disclosure-bounces () lists grok org uk] On Behalf Of steve menard Sent: Monday, February 04, 2008 3:36 PM To: full-disclosure () lists grok org uk Cc: carl hardwick Subject: Re: [Full-disclosure] Firefox 2.0.0.12 SSL Spoofing and Domain Guessing vulnerabilities I get a warning on 2.0.0.11 Linux Ubuntu You are about to log into the site "google" with the username "www%2Ecnn@2Ecom%c0%AF%C0%AF%C0%C0%80", but the website does not require authentication. this may be an attempt to trick you Is "google" the site you want to visit.? is this a 2.0.0.12 issue? Steve carl hardwick wrote:Firefox seems to have trouble with defining the proper hostnamewhenrequesting a ssl connection. I was able to trick Firefox inthinkingthe hostname behind the at-sign is legit and the same as the URIthatrequested an ssl connection, and this without a warning. PoC: https://www.gmail.com%C0%AF%C0%AF%C0%C0%80 () roguehost com You can add as much garbage between .com and the @ sign. So what else can we do? PoC: www.cnn.com%C0%AF%C0%AF%C0%C0%80@google www.gmail.com%C0%AF%C0%AF%C0%C0%80@hotmail ah heck we don't need that at all:www.gmail.comxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx@ hotmail works fine also :) _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.grok.org.uk/full-disclosure-charter.html Hosted and sponsored by Secunia - http://secunia.com/_______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.grok.org.uk/full-disclosure-charter.html Hosted and sponsored by Secunia - http://secunia.com/ _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.grok.org.uk/full-disclosure-charter.html
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- Re: Firefox 2.0.0.12 SSL Spoofing and Domain Guessing vulnerabilities Joey Mengele (Feb 04)