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
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:
A user with access to the “administrators” section could see other’s
administrators passwords by viewing the html’s source code.
Proof of Concept:
<a href=# class="info">Password<span>Create a password for this new
<input type="password" size="20" name="password" value="admin" tabindex="2"/>
A user with access to the “administrator” sections may access to other’s
Update to v2.6
2009-30-12 – Vulnerability was identified
2010-01-07 – Vendor contacted
2010-01-15 – Vulnerability published
Patches were available before the vulnerability was discovered.
For more information regarding the vulnerability feel free to contact the
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
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
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