# Vulnerability: Wordpress plugin Buddypress <= 1.9.1 privilege escalation # Date: 13/02/2014 # Author: Pietro Oliva # Vendor Homepage: http://buddypress.org # Software Link: http://downloads.wordpress.org/plugin/buddypress.1.9.1.zip # Version: 1.9.1 # CVE : [CVE-2014-1889] # Responsibly disclosed and patched in version 1.9.2 it's possible to perform a privilege escalation attack due to a lack of permissions check in the group creation process. A malicious user could exploit this vulnerability to take control of every group (change name, description, avatar and settings). To exploit this vulnerability you have to follow these steps: 1) Create a cookie named bp_new_group_id=<id_of_victim_group> 2) Visit the url http://example.com/groups/create/step/group-details/ 3) Enjoy the power -Pietro Oliva-