{"id":"CVE-2014-3476","aliases":["DEBIAN-CVE-2014-3476","EUVD-2022-1924","GHSA-274v-r947-v34r","PYSEC-2026-649","RHSA-2014:0994","UBUNTU-CVE-2014-3476","USN-2324-1"],"status":"published","title":"OpenStack Identity Keystone is vulnerable to Block delegation escalation of privilege","description":"OpenStack Identity (Keystone) before 2013.2.4, 2014.1 before 2014.1.2, and Juno before Juno-2 does not properly handle chained delegation, which allows remote authenticated users to gain privileges by leveraging a (1) trust or (2) OAuth token with impersonation enabled to create a new token with additional roles.","severity":{"version":"2.0","score":6,"vector":"AV:N/AC:M/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02327,"percentile":0.83633,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-269"],"published":"2014-06-17T00:00:00Z","modified":"2026-10-23T15:47:31Z","fixes":[{"ecosystem":"PyPI","package":"keystone","fixed_in":["8.0.0a0"],"sources":["ghsa","osv"]},{"ecosystem":"Debian:12","package":"keystone","fixed_in":["2014.1.1-2"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"keystone","fixed_in":["2014.1.1-2"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"keystone","fixed_in":["2014.1.1-2"],"sources":["osv"]},{"ecosystem":"Ubuntu:14.04:LTS","package":"keystone","fixed_in":["1:2014.1.2.1-0ubuntu1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"keystone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.0a0"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"keystone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2014.1.1-2"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"keystone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2014.1.1-2"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"keystone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2014.1.1-2"}]}]},{"source":"osv","ecosystem":"PyPI","package":"keystone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.0a0"}]}]},{"source":"osv","ecosystem":"PyPI","package":"keystone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.0a0"}]}]},{"source":"osv","ecosystem":"Red Hat:openstack:3::el6","package":"openstack-keystone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2013.1.5-3.el6ost"}]}],"bundled":2},{"source":"osv","ecosystem":"Red Hat:openstack:3::el6","package":"openstack-keystone-doc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2013.1.5-3.el6ost"}]}],"bundled":2},{"source":"osv","ecosystem":"Red Hat:openstack:3::el6","package":"python-keystone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2013.1.5-3.el6ost"}]}],"bundled":2},{"source":"osv","ecosystem":"Red Hat:openstack:4::el6","package":"openstack-keystone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2013.2.3-7.el6ost"}]}],"bundled":2},{"source":"osv","ecosystem":"Red Hat:openstack:4::el6","package":"openstack-keystone-doc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2013.2.3-7.el6ost"}]}],"bundled":2},{"source":"osv","ecosystem":"Red Hat:openstack:4::el6","package":"python-keystone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2013.2.3-7.el6ost"}]}],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"keystone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2014.1.2.1-0ubuntu1"}]}],"versions":["1:2013.2~rc4-0ubuntu1","1:2013.2-0ubuntu1","1:2013.2-0ubuntu1.1","1:2014.1~b1-0ubuntu1","1:2014.1~b2-0ubuntu1","1:2014.1~b3-0ubuntu2","1:2014.1~b3-0ubuntu3","1:2014.1~rc1-0ubuntu1","1:2014.1~rc2-0ubuntu1","1:2014.1-0ubuntu1","1:2014.1.1-0ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"keystone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2014.1.2.1-0ubuntu1.1"}]}],"versions":["1:2013.2~rc4-0ubuntu1","1:2013.2-0ubuntu1","1:2013.2-0ubuntu1.1","1:2014.1~b1-0ubuntu1","1:2014.1~b2-0ubuntu1","1:2014.1~b3-0ubuntu2","1:2014.1~b3-0ubuntu3","1:2014.1~rc1-0ubuntu1","1:2014.1~rc2-0ubuntu1","1:2014.1-0ubuntu1","1:2014.1.1-0ubuntu1","1:2014.1.2.1-0ubuntu1"],"bundled":5}],"products":[{"vendor":"openstack","product":"keystone"},{"vendor":"suse","product":"cloud"}],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2014-06/msg00031.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","Mailing List","Third Party Advisory","advisory","article","web"]},{"url":"http://secunia.com/advisories/59547","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Third Party Advisory","advisory","web"]},{"url":"http://www.securityfocus.com/bid/68026","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory","web"]},{"url":"https://bugs.launchpad.net/keystone/+bug/1324592","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Issue Tracking","Third Party Advisory","advisory","evidence","report","web"]},{"url":"http://secunia.com/advisories/57886","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Third Party Advisory","advisory","web"]},{"url":"http://www.openwall.com/lists/oss-security/2014/06/12/3","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Patch","Third Party Advisory","advisory","article","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-3476","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-274v-r947-v34r","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2014-3476","tags":["advisory"]},{"url":"https://pypi.org/project/keystone","tags":["package"]},{"url":"https://access.redhat.com/errata/RHSA-2014:0994","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#important","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1104524","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1112668","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2014/rhsa-2014_0994.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2014-3476","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2014-3476","tags":["advisory","report"]},{"url":"https://access.redhat.com/security/cve/CVE-2014-3520","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2014-3520","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-3520","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2014-3476","tags":["report"]},{"url":"http://lists.openstack.org/pipermail/openstack-announce/2014-June/000240.html","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-2324-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2014-3520","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2014-5251","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2014-5252","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2014-5253","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2014-3476","description":"OpenStack Identity (Keystone) before 2013.2.4, 2014.1 before 2014.1.2, and Juno before Juno-2 does not properly handle chained delegation, which allows remote authenticated users to gain privileges by leveraging a (1) trust or (2) OAuth token with impersonation enabled to create a new token with additional roles.","status":"published","published":"2014-06-17T14:00:00Z","modified":"2024-08-06T10:43:06.436Z","updated_at":"2026-11-02T14:33:44.23164Z"}],"euvd":[{"id":"EUVD-2022-1924","description":"OpenStack Identity (Keystone) before 2013.2.4, 2014.1 before 2014.1.2, and Juno before Juno-2 does not properly handle chained delegation, which allows remote authenticated users to gain privileges by leveraging a (1) trust or (2) OAuth token with impersonation enabled to create a new token with additional roles.","status":"published","published":"2014-06-17T14:00:00Z","modified":"2024-08-06T10:43:06Z","updated_at":"2026-11-03T01:57:10.446744Z"}],"ghsa":[{"id":"GHSA-274v-r947-v34r","title":"OpenStack Identity Keystone is vulnerable to Block delegation escalation of privilege","description":"OpenStack Identity (Keystone) before 2013.2.4, 2014.1 before 2014.1.2, and Juno before Juno-2 does not properly handle chained delegation, which allows remote authenticated users to gain privileges by leveraging a (1) trust or (2) OAuth token with impersonation enabled to create a new token with additional roles.","status":"published","published":"2022-05-13T01:26:09Z","modified":"2024-05-14T20:47:29Z","cwes":["CWE-269"],"updated_at":"2026-11-02T14:37:48.848211Z"}],"nvd":[{"id":"CVE-2014-3476","description":"OpenStack Identity (Keystone) before 2013.2.4, 2014.1 before 2014.1.2, and Juno before Juno-2 does not properly handle chained delegation, which allows remote authenticated users to gain privileges by leveraging a (1) trust or (2) OAuth token with impersonation enabled to create a new token with additional roles.","status":"published","published":"2014-06-17T14:55:07.19Z","modified":"2026-06-17T00:08:15.883Z","cvss":[{"version":"2.0","score":6,"vector":"AV:N/AC:M/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:02:54.464139Z"}],"osv":[{"id":"CVE-2014-3476","description":"OpenStack Identity (Keystone) before 2013.2.4, 2014.1 before 2014.1.2, and Juno before Juno-2 does not properly handle chained delegation, which allows remote authenticated users to gain privileges by leveraging a (1) trust or (2) OAuth token with impersonation enabled to create a new token with additional roles.","status":"published","published":"2014-06-17T14:55:07Z","modified":"2026-07-06T08:11:22.301376789Z","updated_at":"2026-11-02T15:43:59.654289Z"},{"id":"DEBIAN-CVE-2014-3476","description":"OpenStack Identity (Keystone) before 2013.2.4, 2014.1 before 2014.1.2, and Juno before Juno-2 does not properly handle chained delegation, which allows remote authenticated users to gain privileges by leveraging a (1) trust or (2) OAuth token with impersonation enabled to create a new token with additional roles.","status":"published","published":"2014-06-17T14:55:07.19Z","modified":"2026-10-23T15:47:31.056173757Z","updated_at":"2026-11-02T15:45:26.134753Z"},{"id":"GHSA-274v-r947-v34r","title":"OpenStack Identity Keystone is vulnerable to Block delegation escalation of privilege","description":"OpenStack Identity (Keystone) before 2013.2.4, 2014.1 before 2014.1.2, and Juno before Juno-2 does not properly handle chained delegation, which allows remote authenticated users to gain privileges by leveraging a (1) trust or (2) OAuth token with impersonation enabled to create a new token with additional roles.","status":"published","published":"2022-05-13T01:26:09Z","modified":"2026-07-06T08:11:22.301376789Z","cwes":["CWE-269"],"updated_at":"2026-11-02T15:46:33.956911Z"},{"id":"PYSEC-2026-649","title":"OpenStack Identity Keystone is vulnerable to Block delegation escalation of privilege","description":"OpenStack Identity (Keystone) before 2013.2.4, 2014.1 before 2014.1.2, and Juno before Juno-2 does not properly handle chained delegation, which allows remote authenticated users to gain privileges by leveraging a (1) trust or (2) OAuth token with impersonation enabled to create a new token with additional roles.","status":"published","published":"2026-07-02T14:13:23.805823Z","modified":"2026-07-06T08:00:46.215644054Z","updated_at":"2026-11-02T15:52:57.671918Z"},{"id":"RHSA-2014:0994","title":"Red Hat Security Advisory: openstack-keystone security update","status":"published","published":"2024-09-15T21:47:55Z","modified":"2026-08-01T10:30:29.579513337Z","updated_at":"2026-11-02T15:53:02.532052Z"},{"id":"UBUNTU-CVE-2014-3476","description":"OpenStack Identity (Keystone) before 2013.2.4, 2014.1 before 2014.1.2, and Juno before Juno-2 does not properly handle chained delegation, which allows remote authenticated users to gain privileges by leveraging a (1) trust or (2) OAuth token with impersonation enabled to create a new token with additional roles.","status":"published","published":"2014-06-17T00:00:00Z","modified":"2026-02-04T03:52:58.385399Z","updated_at":"2026-11-02T15:54:09.010095Z"},{"id":"USN-2324-1","title":"keystone vulnerabilities","description":"Steven Hardy discovered that OpenStack Keystone did not properly handle\nchained delegation. A remove authenticated attacker could use this to\ngain privileges by creating a new token with additional roles.\n(CVE-2014-3476)\n\nJamie Lennox discovered that OpenStack Keystone did not properly validate\nthe project id. A remote authenticated attacker may be able to use this to\naccess other projects. (CVE-2014-3520)\n\nBrant Knudson and Lance Bragstad discovered that OpenStack Keystone would\nnot always revoke tokens correctly. If Keystone were configured to use\nrevocation events, a remote authenticated attacker could continue to have\naccess to resources. (CVE-2014-5251, CVE-2014-5252, CVE-2014-5253)\n","status":"published","published":"2014-08-21T21:09:00Z","modified":"2026-02-10T04:40:49Z","updated_at":"2026-11-02T16:58:09.227524Z"}]}}