PHPWCMS - Directory traversal vulnerability,CSS attack

2005-11-16T00:00:00
ID SECURITYVULNS:DOC:10242
Type securityvulns
Reporter Securityvulns
Modified 2005-11-16T00:00:00

Description

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Author: Stefan Lochbihler Date: 14. November 2005 Software: PHPWCMS Version: 1.2.5-DEV URL: http://www.phpwcms.de Attack: Directory traversal vulnerability,CSS

about: phpwcms is an Open Source web content management system. It is optimized for fast and easy setup and works on any standard webserver platform that supports PHP/MySQL and was tested successfully on Windows 2000/XP, MacOSX and LINUX. phpwcms is perfect for professional, public and private users. It is very easy to learn and gives you the flexibility to separate layout and content. Lots of powerful but simple implemented features assists publishers and web developers too.

info: During an audit of the phpwcms project i find out that it is vulnerable to the following attacks.

[1]

First the login.php script is vulnerable to a directory traversal attack.

Through the following packet it is possible to read sensitive data. www.target.com/phpwcms/login.php? POST:form_lang=../../../../../../../../etc/passwd%00

[2]

The same bug exist at the random_image.php script located at /img. Do the condition of the code its not possible to read a well aimed file.

Through the following packet it is possible to read sensitive data. www.target.com/phpwcms/img/random_image.php? GET:imgdir=../../../etc/

[3]

The act_newsletter.php located at /include/inc_act is vulnerable to a cross site scripting attack. Through this its possible to read sensitive cookie informations.

Through the following packet it is possible to read sensitive data. www.target.com/phpwcms/include/inc_act/act_newsletter.php?i= V:target@target.com:<script>alert(document.cookie)</script>)

//base64encode

[4]

If register_globals is set to on the same script is vulernable to a cross site scripting attack.

Through the following packet it is possible to read sensitive data. www.target.com/phpwcms/include/inc_act/act_newsletter.php? text=<script>alert(document.cookie)</script>

Vendor Status: The vendor is informed !

Discovered by Stefan Lochbihler

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