{"id":"CVE-2015-3156","aliases":["GHSA-98c8-36p9-gw66","PYSEC-2026-1053"],"url":"https://o3.security/vulnerability/CVE-2015-3156","summary":"Openstack DBaaS (Trove) Improper Link Resolution Before File Access ","details":"The _write_config function in trove/guestagent/datastore/experimental/mongodb/service.py, reset_configuration function in trove/guestagent/datastore/experimental/postgresql/service/config.py, write_config function in trove/guestagent/datastore/experimental/redis/service.py, _write_mycnf function in trove/guestagent/datastore/mysql/service.py, InnoBackupEx::_run_prepare function in trove/guestagent/strategies/restore/mysql_impl.py, InnoBackupEx::cmd function in trove/guestagent/strategies/backup/mysql_impl.py, MySQLDump::cmd in trove/guestagent/strategies/backup/mysql_impl.py, InnoBackupExIncremental::cmd function in trove/guestagent/strategies/backup/mysql_impl.py, _get_actual_db_status 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.","published":"2017-08-11T21:29:00Z","modified":"2026-07-07T11:56:08.916749354Z","cvss":{"score":5.5,"severity":"MEDIUM","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"trove","fixedVersion":"4.0.0a0"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://bugs.launchpad.net/trove/+bug/1398195"},{"type":"ADVISORY","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1216073"},{"type":"ADVISORY","url":"https://github.com/openstack/trove/blob/master/trove/guestagent/datastore/experimental/cassandra/service.py#L230"},{"type":"ADVISORY","url":"https://github.com/openstack/trove/blob/master/trove/guestagent/datastore/experimental/mongodb/service.py#L176"},{"type":"ADVISORY","url":"https://github.com/openstack/trove/blob/master/trove/guestagent/datastore/experimental/redis/service.py#L236"},{"type":"ADVISORY","url":"https://github.com/openstack/trove/blob/master/trove/guestagent/datastore/mysql/service.py#L790"},{"type":"ADVISORY","url":"https://github.com/openstack/trove/blob/master/trove/guestagent/strategies/backup/experimental/couchbase_impl.py#L30"},{"type":"ADVISORY","url":"https://github.com/openstack/trove/blob/master/trove/guestagent/strategies/backup/mysql_impl.py#L110"},{"type":"ADVISORY","url":"https://github.com/openstack/trove/blob/master/trove/guestagent/strategies/backup/mysql_impl.py#L36"},{"type":"ADVISORY","url":"https://github.com/openstack/trove/blob/master/trove/guestagent/strategies/backup/mysql_impl.py#L55"},{"type":"ADVISORY","url":"https://github.com/openstack/trove/blob/master/trove/guestagent/strategies/restore/mysql_impl.py#L194"},{"type":"REPORT","url":"https://bugs.launchpad.net/trove/+bug/1398195"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1216073"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-07T11:56:08.916749354Z"}}