View online: http://drupal.org/node/1954764

  * Advisory ID: DRUPAL-SA-CONTRIB-2013-038
  * Project: Commons Groups [1] (third-party module)
  * Version: 7.x
  * Date: 2013-March-27
  * Security risk: Moderately critical [2]
  * Exploitable from: Remote
  * Vulnerability: Access bypass, Multiple vulnerabilities

-------- DESCRIPTION  
---------------------------------------------------------

The Drupal Commons distribution is a tool for building social, group-based
collaboration communities. The Commons Groups module is used by the
distribution to provide specific Organic Groups customizations.

Versions 3.0 and earlier of the Commons Groups module is vulnerable to an
access bypass and privilege escalation vulnerability that allows anonymous
users to post content into groups.


-------- CVE IDENTIFIER(S) ISSUED  
--------------------------------------------

  * /A CVE identifier [3] will be requested, and added upon issuance, in
    accordance with Drupal Security Team processes./

-------- VERSIONS AFFECTED  
---------------------------------------------------

  * Drupal Commons distribution and Commons Groups versions prior to 7.x-3.1.

Drupal core is not affected. If you do not use the contributed Commons Groups
[4] module, there is nothing you need to do.

-------- SOLUTION  
------------------------------------------------------------

Install the latest version:

  * If you use Commons Groups module upgrade to Commons Groups 7.x-3.1 [5] or
    install the latest version of the Drupal Commons distribution (7.x-3.1)
    which will include the fix for Commons Groups

Also see the Commons Groups [6] project page.

-------- REPORTED BY  
---------------------------------------------------------

Commons project maintainers:
  * Joseph Pontani [7]
  * Jakob Perry [8]
  * Ezra Gildesgame [9]

-------- FIXED BY  
------------------------------------------------------------

Commons project maintainers:

  * Joseph Pontani [10]
  * Jakob Perry [11]
  * Ezra Gildesgame [12]

-------- COORDINATED BY  
------------------------------------------------------

  * Greg Knaddison [13] of the Drupal Security Team
  * Ben Jeavons [14] of the Drupal Security Team

-------- CONTACT AND MORE INFORMATION  
----------------------------------------

The Drupal security team can be reached at security at drupal.org or via the
contact form at http://drupal.org/contact [15].

Learn more about the Drupal Security team and their policies [16], writing
secure code for Drupal [17], and securing your site [18].


[1] http://drupal.org/project/commons_groups
[2] http://drupal.org/security-team/risk-levels
[3] http://cve.mitre.org/
[4] http://drupal.org/project/commons_groups
[5] http://drupal.org/node/1954762
[6] http://drupal.org/project/commons_groups
[7] http://drupal.org/user/1014606
[8] http://drupal.org/user/45640
[9] http://drupal.org/user/69959/
[10] http://drupal.org/user/1014606
[11] http://drupal.org/user/45640
[12] http://drupal.org/user/69959/
[13] http://drupal.org/user/36762
[14] http://drupal.org/user/91990
[15] http://drupal.org/contact
[16] http://drupal.org/security-team
[17] http://drupal.org/writing-secure-code
[18] http://drupal.org/security/secure-configuration

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