openhpi/Makefile.am in OpenHPI before 3.6.0 uses world-writable permissions for /var/lib/openhpi directory, which allows local users, when quotas are not properly setup, to fill the filesystem hosting /var/lib and cause a denial of service (disk consumption).
https://bugzilla.redhat.com/show_bug.cgi?id=1233521
http://openhpi.org/Changelogs/3.6.0
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168841.html