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CYBSEC Advisory#2010-0101-FreePBX 2.5.x Information disclosure
From: "CYBSEC Labs" <cybseclabs () cybsec com>
Date: Mon, 18 Jan 2010 16:03:02 -0500

Advisory Name: Information disclosure in FreePBX 2.5.x

Internal Cybsec Advisory Id: 2010-0101

Vulnerability Class: Information disclosure

Release Date: 15/01/2010

Affected Applications: Confirmed in FreePBX 2.5.x Other versions may also
be affected

Affected Platforms: Any running FreePBX2.5.x

Local / Remote: Remote

Severity: Medium – CVSS: 4 (AV:N/AC:L/Au:S/C:P/I:N/A:N)

Researcher: Ivan Huertas

Vendor Status: To be confirmed

Reference to Vulnerability Disclosure Policy:
http://www.cybsec.com/vulnerability_policy.pdf

Vulnerability Description:

A user with access to the “administrators” section could see other’s
administrators passwords by viewing the html’s source code.

Proof of Concept:

In http://xx.xx.xx.xx/admin/config.php?display=ampusers&userdisplay=admin

<a href=# class="info">Password<span>Create a password for this new
user</span></a>:
</td><td>
<input type="password" size="20" name="password" value="admin" tabindex="2"/>
</td>

Impact:

A user with access to the “administrator” sections may access to other’s
administrators passwords.

Solution:

Update to v2.6



Vendor Response:

2009-30-12 – Vulnerability was identified
2010-01-07 – Vendor contacted
2010-01-15 – Vulnerability published
Patches were available before the vulnerability was discovered.

Contact Information:

For more information regarding the vulnerability feel free to contact the
researcher at
ihuertas <at> cybsec <dot> com

About CYBSEC S.A. Security Systems

Since 1996, CYBSEC is engaged exclusively in rendering professional
services specialized in Information Security. Their area of services
covers Latin America, Spain and over 250 customers are a proof of their
professional life.

To keep objectivity, CYBSEC S.A. does not represent, neither sell, nor is
associated with other software and/or hardware provider companies.

Our services are strictly focused on Information Security, protecting our
clients from emerging security threats, maintaining their IT deployments
available, safe, and reliable.

Beyond professional services, CYBSEC is continuously researching new
defense and attack techniques and contributing with the security community
with high quality information exchange.

For more information, please visit www.cybsec.com
(c) 2010 - CYBSEC S.A. Security Systems

Attachment: CYBSEC-Advisory#2010-0101-FreePBX_2_5_x_Information disclosure.pdf
Description:

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