{"id":"CVE-2018-14635","details":"When using the Linux bridge ml2 driver, non-privileged tenants are able to create and attach ports without specifying an IP address, bypassing IP address validation. A potential denial of service could occur if an IP address, conflicting with existing guests or routers, is then assigned from outside of the allowed allocation pool. Versions of openstack-neutron before 13.0.0.0b2, 12.0.3 and 11.0.5 are vulnerable.","aliases":["GHSA-x634-34m9-96mp","PYSEC-2018-93"],"modified":"2026-07-08T05:51:00.235391216Z","published":"2018-09-10T19:29:00.313Z","database_specific":{"unresolved_ranges":[{"vendor_product":"redhat:openstack","cpes":["cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*","cpe:2.3:a:redhat:openstack:12:*:*:*:*:*:*:*","cpe:2.3:a:redhat:openstack:13:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"10"},{"last_affected":"10"},{"introduced":"12"},{"last_affected":"12"},{"introduced":"13"},{"last_affected":"13"}],"source":"CPE_STRING"}]},"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:2710"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:2715"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:2721"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:3792"},{"type":"ADVISORY","url":"https://bugs.launchpad.net/neutron/+bug/1757482"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14635"},{"type":"FIX","url":"https://git.openstack.org/cgit/openstack/neutron/commit/?id=54aa6e81cb17b33ce4d5d469cc11dec2869c762d"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/openstack/neutron","events":[{"introduced":"5212c9c563e9470ce9e6abd76bdef22fa652a9b3"},{"last_affected":"e3ff53e3fcf6f12b25788642a281d69cbb3943c1"},{"introduced":"fb3f71806174bc2fae7e421268aeee61be36412d"},{"last_affected":"9eef1db160521076d8243f1980e681f0f04ecbc6"},{"introduced":"4d40e6e40e6c02d097c41ee68ec1b885b27e8909"},{"last_affected":"4d40e6e40e6c02d097c41ee68ec1b885b27e8909"}],"database_specific":{"source":["CPE_RANGE","CPE_STRING"],"cpe":["cpe:2.3:a:openstack:neutron:*:*:*:*:*:*:*:*","cpe:2.3:a:openstack:neutron:13.0.0.0:b1:*:*:*:*:*:*"],"extracted_events":[{"introduced":"11.0.0"},{"last_affected":"11.0.5"},{"introduced":"12.0.0"},{"last_affected":"12.0.3"},{"introduced":"13.0.0.0-b1"},{"last_affected":"13.0.0.0-b1"}]}}],"versions":["13.0.0.0-b1","12.0.3","11.0.5","11.0.4","12.0.2","13.0.0.0b1","12.0.1","11.0.3","12.0.0.0rc2","12.0.0","11.0.2","11.0.1","11.0.0.0rc3","11.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-14635.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}