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Secunia Research: WordPress WP Symposium Plugin Two Arbitrary File Upload Vulnerabilities

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                     Secunia Research 28/12/2011

                  - WordPress WP Symposium Plugin -
            - Two Arbitrary File Upload Vulnerabilities -

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Table of Contents

Affected Software...................................................1
Severity............................................................2
Vendor's Description of Software....................................3
Description of Vulnerability........................................4
Solution............................................................5
Time Table..........................................................6
Credits.............................................................7
References..........................................................8
About Secunia.......................................................9
Verification.......................................................10

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1) Affected Software 

* WordPress WP Symposium Plugin version 11.11.26.

NOTE: Other versions may also be affected.

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2) Severity 

Rating: Moderately critical
Impact: System Access
Where:  From remote

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3) Vendor's Description of Software 

"WP Symposium turns a WordPress website into a Social Network!"

Product Link:
http://wordpress.org/extend/plugins/wp-symposium/

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4) Description of Vulnerability

Secunia Research has discovered two vulnerabilities in the WP 
Symposium plugin for WordPress, which can be exploited by malicious 
users to compromise a vulnerable system.

The wp-content/plugins/wp-symposium/uploadify/upload_admin_avatar.php 
and wp-content/plugins/wp-symposium/uploadify/upload_profile_avatar.php
scripts allow the upload of files with arbitrary extensions to a 
folder inside the webroot. This can be exploited to execute arbitrary 
PHP code by uploading a malicious PHP script.

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5) Solution 

Update to version 11.12.24.

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6) Time Table

07/12/2011 - Vendor notified.
07/12/2011 - Vendor response.
24/12/2011 - Vendor released fixed version.
28/12/2011 - Public disclosure.

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7) Credits 

Discovered by Secunia Research.

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8) References

The Common Vulnerabilities and Exposures (CVE) project has not 
currently assigned a CVE identifier for the vulnerabilities.

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9) About Secunia

Secunia offers vulnerability management solutions to corporate
customers with verified and reliable vulnerability intelligence
relevant to their specific system configuration:

http://secunia.com/advisories/business_solutions/

Secunia also provides a publicly accessible and comprehensive advisory
database as a service to the security community and private 
individuals, who are interested in or concerned about IT-security.

http://secunia.com/advisories/

Secunia believes that it is important to support the community and to
do active vulnerability research in order to aid improving the 
security and reliability of software in general:

http://secunia.com/secunia_research/

Secunia regularly hires new skilled team members. Check the URL below
to see currently vacant positions:

http://secunia.com/corporate/jobs/

Secunia offers a FREE mailing list called Secunia Security Advisories:

http://secunia.com/advisories/mailing_lists/

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10) Verification 

Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2011-91/

Complete list of vulnerability reports published by Secunia Research:
http://secunia.com/secunia_research/

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