bugtraq - 'phpPaleo' Local File Inclusion (CVE-2012-1671)

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Date: Wed, 4 Apr 2012 10:12:01 -0400
From: Mark Stanislav <mark.stanislav@...il.com>
To: "bugtraq@...urityfocus.com" <bugtraq@...urityfocus.com>
Subject: 'phpPaleo' Local File Inclusion (CVE-2012-1671)

'phpPaleo' Local File Inclusion (CVE-2012-1671)
Mark Stanislav - mark.stanislav@...il.com


I. DESCRIPTION
---------------------------------------
A vulnerability exists in index.php for language handling that allows
for local file inclusion using a null-byte attack on the 'lang' GET
parameter.


II. TESTED VERSION
---------------------------------------
4.8b156


III. PoC EXPLOIT
---------------------------------------
http://localhost/phppaleo/index.php?lang=../../../../../../../etc/passwd%00


IV. NOTES
---------------------------------------
* magic_quotes_gpc must be disabled and PHP must be < 5.3.4 for
null-byte attacks to work


V. SOLUTION
---------------------------------------
Upgrade to 4.8b157 or above.


VI. REFERENCES
---------------------------------------
http://sourceforge.net/projects/phppaleo/
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-1671


VII. TIMELINE
---------------------------------------
03/01/2012 - Initial vendor disclosure
03/02/2012 - Vendor patched and released an updated version
04/04/2012 - Public disclosure