{"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":"2026-04-11T12:07:24.699393Z","published":"2018-09-10T19:29:00.313Z","database_specific":{"unresolved_ranges":[{"source":"CPE_FIELD","extracted_events":[{"last_affected":"10"}],"cpe":"cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*"},{"source":"CPE_FIELD","extracted_events":[{"last_affected":"12"}],"cpe":"cpe:2.3:a:redhat:openstack:12:*:*:*:*:*:*:*"},{"source":"CPE_FIELD","extracted_events":[{"last_affected":"13"}],"cpe":"cpe:2.3:a:redhat:openstack:13:*:*:*:*:*:*:*"}]},"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://opendev.org/openstack/neutron/","events":[{"introduced":"5212c9c563e9470ce9e6abd76bdef22fa652a9b3"},{"last_affected":"e3ff53e3fcf6f12b25788642a281d69cbb3943c1"},{"introduced":"fb3f71806174bc2fae7e421268aeee61be36412d"},{"last_affected":"9eef1db160521076d8243f1980e681f0f04ecbc6"},{"introduced":"0"},{"last_affected":"4d40e6e40e6c02d097c41ee68ec1b885b27e8909"}],"database_specific":{"source":"CPE_FIELD","extracted_events":[{"introduced":"11.0.0"},{"last_affected":"11.0.5"},{"introduced":"12.0.0"},{"last_affected":"12.0.3"},{"introduced":"0"},{"last_affected":"13.0.0.0-b1"}],"cpe":["cpe:2.3:a:openstack:neutron:*:*:*:*:*:*:*:*","cpe:2.3:a:openstack:neutron:13.0.0.0:b1:*:*:*:*:*:*"]}}],"versions":["10.0.0.0b1","10.0.0.0b2","10.0.0.0b3","10.0.0.0rc1","11.0.0","11.0.0.0b1","11.0.0.0b2","11.0.0.0b3","11.0.0.0rc1","11.0.0.0rc3","11.0.1","11.0.2","11.0.3","11.0.4","11.0.5","12.0.0","12.0.0.0b1","12.0.0.0b2","12.0.0.0b3","12.0.0.0rc1","12.0.0.0rc2","12.0.1","12.0.2","12.0.3","13.0.0.0b1","2013.1.g3","2013.2.b2","2013.2.rc1","2014.1.b1","2014.1.b2","2014.1.b3","2014.1.rc1","2014.2.b1","2014.2.b2","2014.2.b3","2014.2.rc1","2015.1.0b1","2015.1.0b2","2015.1.0b3","2015.1.0rc1","7.0.0.0b1","7.0.0.0b2","7.0.0.0b3","7.0.0a0","8.0.0.0b1","8.0.0.0b2","8.0.0.0b3","8.0.0.0rc1","9.0.0.0b1","9.0.0.0b2","9.0.0.0b3","9.0.0.0rc1","essex-1","essex-3","folsom-1","folsom-3","grizzly-1"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-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"}]}