{"id":"UBUNTU-CVE-2017-2673","details":"An authorization-check flaw was discovered in federation configurations of the OpenStack Identity service (keystone). An authenticated federated user could request permissions to a project and unintentionally be granted all related roles including administrative roles.","modified":"2026-02-04T04:26:35.036961Z","published":"2017-04-27T00:00:00Z","related":["USN-3448-1"],"upstream":["CVE-2017-2673"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-2673"},{"type":"REPORT","url":"https://security.openstack.org/ossa/OSSA-2017-004.html"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3448-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-2673"}],"affected":[{"package":{"name":"keystone","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/keystone@2:9.3.0-0ubuntu3.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:9.3.0-0ubuntu3.1"}]}],"versions":["2:8.0.0-0ubuntu1","2:9.0.0~b1-0ubuntu1","2:9.0.0~b2-0ubuntu1","2:9.0.0~b3-0ubuntu1","2:9.0.0~rc1-0ubuntu1","2:9.0.0-0ubuntu1","2:9.0.2-0ubuntu1","2:9.0.2-0ubuntu2","2:9.1.0-0ubuntu1","2:9.2.0-0ubuntu1","2:9.3.0-0ubuntu1","2:9.3.0-0ubuntu2","2:9.3.0-0ubuntu3"],"ecosystem_specific":{"binaries":[{"binary_version":"2:9.3.0-0ubuntu3.1","binary_name":"keystone"},{"binary_version":"2:9.3.0-0ubuntu3.1","binary_name":"python-keystone"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-2673.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N"},{"type":"Ubuntu","score":"medium"}]}