{"id":"CVE-2021-4180","details":"An information exposure flaw in openstack-tripleo-heat-templates allows an external user to discover the internal IP or hostname. An attacker could exploit this by checking the www_authenticate_uri parameter (which is visible to all end users) in configuration files. This would give sensitive information which may aid in additional system exploitation. This flaw affects openstack-tripleo-heat-templates versions prior to 11.6.1.","aliases":["GHSA-hm3x-jwwf-jpr9"],"modified":"2026-03-14T11:14:44.644004Z","published":"2022-03-23T20:15:10.150Z","references":[{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2035793"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"11.6.1"}]},{"events":[{"introduced":"0"},{"last_affected":"13"}]},{"events":[{"introduced":"0"},{"last_affected":"16.1"}]},{"events":[{"introduced":"0"},{"last_affected":"16.2-NA"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-4180.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"}]}