full-disclosure - Critical PHP bug - act ASAP if you are running web with sensitive data

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Message-ID: <4429FD66.2040805@album.co.nz>
Date: Wed Mar 29 04:22:31 2006
From: jasper at album.co.nz (Jasper Bryant-Greene)
Subject: Critical PHP bug - act ASAP if you are running
	web with sensitive data

T?nu Samuel wrote:
>
> Nice! I was really nervous already as I got bombed with e-mails and I 
> really did not  knew much more than was discovered. Meanwhile I am bit 
> disappointed that we had nearly month such a bug in wild and software 
> distributors like SuSE in my case did not published patches. I think as 
> long enough time passed and I hope distributors maybe need to see it - I 
> publish exploit. Sorry, this was discovered independently and for me it 
> looks like very serious problem.
> 
> Script is:
> <?php
> 
>   $foobar=html_entity_decode($_GET['foo']);
>   echo $foobar;
> 
> ?>

I very much doubt there are many applications at all containing code 
like this. It is illogical to be decoding html entities from user input. 
Therefore I would not call this a "very serious problem" and certainly 
not a critical bug.

Jasper