CVE-2011-3870
Puppet 2.7.x before 2.7.5, 2.6.x before 2.6.11, and 0.25.x allows local users to modify the permissions of arbitrary files via a symlink attack on the SSH authorized_keys file.
Date published : 2011-10-27
http://groups.google.com/group/puppet-announce/browse_thread/thread/91e3b46d2328a1cb