Jcow CMS 4.2 <= | Cross Site Scripting

By YGN Ethical Hacker Group - 
1. OVERVIEW

Jcow CMS 4.2 and lower versions are vulnerable to Cross Site Scripting.


2. BACKGROUND

Jcow is a flexible Social Networking software written in PHP. It can help you to build a social network for your interests and passions, a member community for your existing website and a social networking site like facebook/myspace/twitter.


3. VULNERABILITY DESCRIPTION

The parameter "g" is not properly sanitized upon submission to /index.php, which allows attacker to conduct Cross Site Scripting attack. This may allow an attacker to create a specially crafted URL that would execute arbitrary script code in a victim's browser. 


4. VERSIONS AFFECTED

Jcow CMS 4.2 and lower


5. PROOF-OF-CONCEPT/EXPLOIT

File	: /includes/libs/member.module.php:
Line 605: 

http://[target]/index.php?p=member/signup&email=&username=&password=&fullname=&birthyear=1991&birthmonth=01&birthday=01&gender=0&location=Myanmar++&about_me=&recaptcha_challenge_field=03AHJ_Vuvk8U6zCeSdrjB0GPDuwaRP-tPJ2G7u3Nm5LpmVSGmZs_CIP9I_C0PYZ1zYY6F42zpzGKQkxSiUhhyu-QhhwZA6oTlLNntgAgmRkDjfZpu3j4-bMeQNpOVh1afb4fZ4qwaIxHpP1wL8-8-LgkEBE5auAFmF_w&recaptcha_response_field=&g=%22%3E%3Cscript%3Ealert%28/XSS/%29%3C/script%3E&onpost=1&agree_rules=1


6. SOLUTION

Upgrade to 4.3.1 or higher. 
The commercial version 5.x.x is not vulnerable. 


7. VENDOR

Jcow CMS Development Team
http://www.jcow.net


8. CREDIT

This vulnerability was discovered by Aung Khant, http://yehg.net, YGN Ethical Hacker Group, Myanmar.


9. DISCLOSURE TIME-LINE

2010-06-03: notified vendor
2010-06-03: vendor replied fix would be available within 48hrs
2011-08-24: vendor released fixed version, jcow.4.3.1.ce
2011-08-26: vulnerability disclosed


10. REFERENCES

Original Advisory URL: http://yehg.net/lab/pr0js/advisories/[jcow_4.2]_cross_site_scripting
Jcow CMS: http://sourceforge.net/projects/jcow/files/jcow4/jcow.4.2.1.zip/download


#yehg [2011-08-26]

Popular posts from this blog

OxWall 1.1.1 <= Multiple Cross Site Scripting Vulnerabilities (CVE-2012-0872)

By YGN Ethical Hacker Group -
1. OVERVIEW OxWall 1.1.1 and lower versions are vulnerable to Cross Site Scripting. 2. BACKGROUND Oxwall is a free open source software package for building social networks, family sites and collaboration systems. It is a flexible community website engine developed with the aim to provide people with a well-coded, user-friendly software platform for social needs. It is easy to set up, configure and manage Oxwall while you focus on your site idea. We are testing the concept of free open source community software for complete (site,sub-site setups) and partial (widgets,features) community and collaboration solutions for companies and individuals. 3. VULNERABILITY DESCRIPTION Multiple parameters were not properly sanitized, which allows attacker to conduct Cross Site Scripting attack. This may allow an attacker to create a specially crafted URL that would execute arbitrary script code in a victim's browser. 4. VERSIONS AFFECTED 1.1.1 and lower 5. PROOF-OF-CONCE
Read more

Open-Realty CMS 3.x | Persistent Cross Site Scripting (XSS) Vulnerability

By YGN Ethical Hacker Group -
1. OVERVIEW Open-Realty CMS 3.x versions are vulnerable to Persistent Cross Site Scripting (XSS). 2. BACKGROUND Open-Realty is the world's leading real estate listing marketing and management CMS application, and has enjoyed being the real estate web site software of choice for professional web site developers since 2002. 3. VULNERABILITY DESCRIPTION Multiple parameters are not properly sanitized, which allows attacker to conduct Cross Site Scripting attack. This may allow an attacker to create a specially crafted URL that would execute arbitrary script code in a victim's browser. 4. VERSIONS AFFECTED 3.x 5. PROOF-OF-CONCEPT/EXPLOIT /admin/ajax.php (parameter: title, full_desc, ta) /////////////////////////////////////////////////////// POST /admin/ajax.php?action=ajax_update_listing_data HTTP/1.1 Host: localhost Content-Length: 574 Origin: http://localhost X-Requested-With: XMLHttpRequest Content-Type: application/x-www-form-urlencoded
Read more

Jcow CMS 4.x:4.2 <= , 5.x:5.2 <= | Arbitrary Code Execution

By YGN Ethical Hacker Group -
1. OVERVIEW Jcow CMS versions (4.x: 4.2 and lower, 5.x: 5.2 and lower) are vulnerable to Arbitrary Code Execution. 2. BACKGROUND Jcow is a flexible Social Networking software written in PHP. It can help you to build a social network for your interests and passions, a member community for your existing website and a social networking site like facebook/myspace/twitter. 3. VULNERABILITY DESCRIPTION The parameter "attachment" is not properly sanitized upon submission to /index.php, which allows attacker to execute arbitrary PHP code of his own. 4. VERSIONS AFFECTED Free version: 4.x: 4.2 and lower Commercial version: 5.x: 5.2 and lower) 5. PROOF-OF-CONCEPT/EXPLOIT http://dev.metasploit.com/redmine/attachments/1660/jcow_eval.rb jcow 4.2.1: file: /includes/libs/ss.inc.php line: 167 $app = $_POST['attachment']; if (strlen($app) && $app != 'status') { include_once('modules/'.$app.&#
Read more