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[Full-disclosure] [Fwd: Re: Apache Illegal Request Handling Possible XSS

from [Tõnu Samuel] Network Security [Permanent Link]
Subject: [Full-disclosure] [Fwd: Re: Apache Illegal Request Handling Possible XSS Vulnerability]
Date: Wed, 25 Apr 2007 08:51:57 +0300 
oops, missed the CC to list
--- Begin Message ---
Subject: Re: [Full-disclosure] Apache Illegal Request Handling Possible XSS Vulnerability
Date: Wed, 25 Apr 2007 08:51:19 +0300 
On Tue, 2007-04-24 at 11:24 +0200, Guasconi Vincent wrote:


<?php
        echo htmlentities($_SERVER['REQUEST_METHOD']);
        echo htmlentities($_SERVER['SERVER_PROTOCOL']);
?>

Sorry but,
where's the hole? (^-^)


Hole is that you still can pass utf7 through it. htmlentities know
nothing about context encoding.

echo "<script>alert('BEeF');</script>" | iconv -f utf8 -t utf7

+ADw-script+AD4-alert('BEeF')+ADsAPA-/script+AD4



  TÃnu

--- End Message ---
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