The writeconfig function in trove/guestagent/datastore/experimental/mongodb/service.py, resetconfiguration function in trove/guestagent/datastore/experimental/postgresql/service/config.py, writeconfig function in trove/guestagent/datastore/experimental/redis/service.py, writemycnf function in trove/guestagent/datastore/mysql/service.py, InnoBackupEx::runprepare function in trove/guestagent/strategies/restore/mysqlimpl.py, InnoBackupEx::cmd function in trove/guestagent/strategies/backup/mysqlimpl.py, MySQLDump::cmd in trove/guestagent/strategies/backup/mysqlimpl.py, InnoBackupExIncremental::cmd function in trove/guestagent/strategies/backup/mysqlimpl.py, getactualdbstatus function in trove/guestagent/datastore/experimental/cassandra/system.py and trove/guestagent/datastore/experimental/cassandra/service.py, and multiple class CbBackup methods in trove/guestagent/strategies/backup/experimental/couchbase_impl.py in Openstack DBaaS (aka Trove) as packaged in Openstack before 2015.1.0 (aka Kilo) allows local users to write to configuration files via a symlink attack on a temporary file.