Security Basics mailing list archives

Re: How does Google get confidential URL-strings?


From: Kurt Buff <kurt.buff () gmail com>
Date: Tue, 2 Jun 2009 14:05:40 -0700

Dunno.

Those queries got out to Google *somehow* - where did Google find
them? That's your best starting point.

Kurt


On Tue, Jun 2, 2009 at 12:47, Joe <bitshield () gmail com> wrote:
I will check that out. However, would this be a plausible solution?

On Mon, Jun 1, 2009 at 9:08 PM, Kurt Buff <kurt.buff () gmail com> wrote:
Just a thought...

Do those three users have google desktop installed?

On Fri, May 29, 2009 at 00:23, Joe <bitshield () gmail com> wrote:
Hello guys

I was recently confronted with the problem, where using Google-Hacking
techniques I was able to find entries that point to my employer’s
website while having confidential username and password parameters in
the URL. Using this URL listed as Google’s search result everyone
could access personalized accounts on this website.

I see two kinds of problems here.

First, the web application should not put confidential parameters into
the URL. This is the GET/POST discussion which is clear to me.

Second, even if a web application puts these parameters into the URL I
wonder how his URL gets indexed by Google. Does anyone have a clue how
this can happen?

Interestingly Google lists only three user accounts while the website
has about 10’000 registered users. I was thinking about two
possibilities:
- The web applicaiton somehow leaks this URL to the Google search spider
- The affected users somehow publish their browser history on the web
(probably though malware?)

It would be interested if someone has Ideas on how the second problem
can be explained.

By the way, the Google query, that lead to the problematic entries
looked as follows: site:mydomain.com inurl:password inurl:user.

Any ideas?

Regards
Joe

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