Openstack DBaaS (Trove) Improper Link Resolution Before File Access
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.
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2015-3156US | medium5.5 | — | ||
The _write_config function in trove/guestagent/datastore/experimental/mongodb/service.py, reset_configuration function in trove/guestagent/datastore/experimental/postgresql/service… | ||||
references
External citations — patches, advisories, analysis.
- https://bugs.launchpad.net/trove/+bug/1398195WEB
- https://bugzilla.redhat.com/show_bug.cgi?id=1216073WEB
- https://github.com/openstack/trovePACKAGE
- https://github.com/openstack/trove/blob/master/trove/guestagent/datastore/experimental/cassandra/service.py#L230WEB
- https://github.com/openstack/trove/blob/master/trove/guestagent/datastore/experimental/mongodb/service.py#L176WEB
- https://github.com/openstack/trove/blob/master/trove/guestagent/datastore/experimental/redis/service.py#L236WEB
- https://github.com/openstack/trove/blob/master/trove/guestagent/datastore/mysql/service.py#L790WEB
- https://github.com/openstack/trove/blob/master/trove/guestagent/strategies/backup/experimental/couchbase_impl.py#L30WEB
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