full-disclosure - Re: GitHub Login Cookie Failure

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Message-ID: <CAH8yC8k8TtEB1RJ6WDHhTxpPoVSdcNKw7OM-dJ2uUQWXx2X4Nw@mail.gmail.com>
Date: Mon, 8 Apr 2013 17:43:27 -0400
From: Jeffrey Walton <noloader@...il.com>
To: Chris Roussel <lab12@...abit.com>
Cc: full-disclosure@...ts.grok.org.uk
Subject: Re: GitHub Login Cookie Failure

On Mon, Apr 8, 2013 at 12:19 PM, Chris Roussel <lab12@...abit.com> wrote:
>
> I installed the "Import Cookies" & "Export Cookies" plugins in my
> firefox 20, then I signed in at github and exported my cookies, then I
> signed out, I cleaned all the cookies in my browser and I started it
> again, then I imported the cookies and I am login in without typing my
> passwords, I've tried this with my google account, but there is clear
> that when I signed out the info in the cookies was annulled, then it
> appears like I am signed while I am searching, but if I want to check my
> mail/drive I have to type my password.
You might also check to see if the session identifier changes between
sessions. If not, GitHub may be using static session IDs, which means
they could be guessable.

Jeff

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