provider/server/ECServer.cpp in Zarafa Collaboration Platform (ZCP) before 7.1.13 and 7.2.x before 7.2.1 allows local users to write to arbitrary files via a symlink attack on /tmp/zarafa-upgrade-lock.
https://jira.zarafa.com/browse/ZCP-13282
http://www.securityfocus.com/bid/75104
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159497.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159455.html