{"id":"CVE-2020-12689","aliases":["DEBIAN-CVE-2020-12689","DSA-4679-1","EUVD-2020-0095","GHSA-chgw-36xv-47cw","PYSEC-2020-53","RHSA-2020:2732","RHSA-2020:3096","RHSA-2020:3102","RHSA-2020:3105","UBUNTU-CVE-2020-12689","USN-4480-1"],"status":"published","title":"OpenStack Keystone EC2 and/or credential endpoints are not protected from a scoped context","description":"An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. Any user authenticated within a limited scope (trust/oauth/application credential) can create an EC2 credential with an escalated permission, such as obtaining admin while the user is on a limited viewer role. 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Advisory","advisory","web","article"]},{"url":"https://bugs.launchpad.net/keystone/+bug/1872735","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://www.openwall.com/lists/oss-security/2020/05/06/5","tags":["x_refsource_MISC","x_transferred","Mailing List","Third Party Advisory","advisory","web","report"]},{"url":"http://www.openwall.com/lists/oss-security/2020/05/07/2","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory","advisory","web"]},{"url":"https://lists.apache.org/thread.html/re4ffc55cd2f1b55a26e07c83b3c22c3fe4bae6054d000a57fb48d8c2%40%3Ccommits.druid.apache.org%3E","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://usn.ubuntu.com/4480-1/","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-12689","tags":["advisory"]},{"url":"https://lists.apache.org/thread.html/re4ffc55cd2f1b55a26e07c83b3c22c3fe4bae6054d000a57fb48d8c2@%3Ccommits.druid.apache.org%3E","tags":["web"]},{"url":"https://github.com/openstack/keystone/commit/37e9907a176dad6843819b1bec4946c3aecc4548","tags":["web"]},{"url":"https://usn.ubuntu.com/4480-1","tags":["web"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/keystone/PYSEC-2020-53.yaml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-chgw-36xv-47cw","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-12689","tags":["advisory"]},{"url":"https://github.com/openstack/keystone","tags":["package"]},{"url":"https://access.redhat.com/errata/RHSA-2020:2732","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#important","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1830384","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1830396","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1831566","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1833164","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2020/rhsa-2020_2732.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2020-12689","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-12689","tags":["advisory","report"]},{"url":"https://access.redhat.com/security/cve/CVE-2020-12691","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-12691","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-12691","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2020-12692","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-12692","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-12692","tags":["advisory"]},{"url":"https://security.openstack.org/ossa/OSSA-2020-003.html","tags":["article"]},{"url":"https://access.redhat.com/errata/RHSA-2020:3096","tags":["advisory"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2020/rhsa-2020_3096.json","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2020:3102","tags":["advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1830395","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2020/rhsa-2020_3102.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2020-12690","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-12690","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-12690","tags":["advisory"]},{"url":"https://security.openstack.org/ossa/OSSA-2020-005.html","tags":["article"]},{"url":"https://access.redhat.com/errata/RHSA-2020:3105","tags":["advisory"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2020/rhsa-2020_3105.json","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-12689","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-4480-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-12690","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-12691","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-12692","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-12689","description":"An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. Any user authenticated within a limited scope (trust/oauth/application credential) can create an EC2 credential with an escalated permission, such as obtaining admin while the user is on a limited viewer role. This potentially allows a malicious user to act as the admin on a project another user has the admin role on, which can effectively grant that user global admin privileges.","status":"published","published":"2020-05-06T23:43:20Z","modified":"2024-08-04T12:04:22.561Z","updated_at":"2026-11-02T14:35:52.925152Z"}],"euvd":[{"id":"EUVD-2020-0095","description":"An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. Any user authenticated within a limited scope (trust/oauth/application credential) can create an EC2 credential with an escalated permission, such as obtaining admin while the user is on a limited viewer role. This potentially allows a malicious user to act as the admin on a project another user has the admin role on, which can effectively grant that user global admin privileges.","status":"published","published":"2020-05-06T23:43:20Z","modified":"2024-08-04T12:04:22Z","updated_at":"2026-11-03T03:07:39.896975Z"}],"ghsa":[{"id":"GHSA-chgw-36xv-47cw","title":"OpenStack Keystone EC2 and/or credential endpoints are not protected from a scoped context ","description":"An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. Any user authenticated within a limited scope (trust/oauth/application credential) can create an EC2 credential with an escalated permission, such as obtaining admin while the user is on a limited viewer role. This potentially allows a malicious user to act as the admin on a project another user has the admin role on, which can effectively grant that user global admin privileges.","status":"published","published":"2022-05-24T17:17:22Z","modified":"2024-09-27T21:22:38Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:38:06.988799Z"}],"nvd":[{"id":"CVE-2020-12689","description":"An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. Any user authenticated within a limited scope (trust/oauth/application credential) can create an EC2 credential with an escalated permission, such as obtaining admin while the user is on a limited viewer role. This potentially allows a malicious user to act as the admin on a project another user has the admin role on, which can effectively grant that user global admin privileges.","status":"published","published":"2020-05-07T00:15:10.877Z","modified":"2026-06-17T02:52:08.333Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:06:00.784809Z"}],"osv":[{"id":"CVE-2020-12689","description":"An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. Any user authenticated within a limited scope (trust/oauth/application credential) can create an EC2 credential with an escalated permission, such as obtaining admin while the user is on a limited viewer role. This potentially allows a malicious user to act as the admin on a project another user has the admin role on, which can effectively grant that user global admin privileges.","status":"published","published":"2020-05-07T00:15:10.877Z","modified":"2026-10-24T10:30:24.417302095Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:14.034736Z"},{"id":"DEBIAN-CVE-2020-12689","description":"An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. Any user authenticated within a limited scope (trust/oauth/application credential) can create an EC2 credential with an escalated permission, such as obtaining admin while the user is on a limited viewer role. This potentially allows a malicious user to act as the admin on a project another user has the admin role on, which can effectively grant that user global admin privileges.","status":"published","published":"2020-05-07T00:15:10.877Z","modified":"2026-10-26T12:00:30.320099526Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:32.862554Z"},{"id":"GHSA-chgw-36xv-47cw","title":"OpenStack Keystone EC2 and/or credential endpoints are not protected from a scoped context ","description":"An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. Any user authenticated within a limited scope (trust/oauth/application credential) can create an EC2 credential with an escalated permission, such as obtaining admin while the user is on a limited viewer role. This potentially allows a malicious user to act as the admin on a project another user has the admin role on, which can effectively grant that user global admin privileges.","status":"published","published":"2022-05-24T17:17:22Z","modified":"2024-09-27T21:33:58.637036Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"},{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T15:46:45.28161Z"},{"id":"RHSA-2020:2732","title":"Red Hat Security Advisory: openstack-keystone security update","status":"published","published":"2024-09-13T22:04:35Z","modified":"2026-08-05T10:07:24Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:07.072948Z"},{"id":"RHSA-2020:3096","title":"Red Hat Security Advisory: openstack-keystone security update","status":"published","published":"2024-09-13T22:05:49Z","modified":"2026-08-05T10:07:28Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:07.072948Z"},{"id":"RHSA-2020:3102","title":"Red Hat Security Advisory: openstack-keystone security update","status":"published","published":"2024-09-14T00:40:45Z","modified":"2026-08-05T10:07:29Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:07.072948Z"},{"id":"RHSA-2020:3105","title":"Red Hat Security Advisory: openstack-keystone security update","status":"published","published":"2024-09-14T00:39:46Z","modified":"2026-08-05T10:07:29Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:07.072948Z"},{"id":"UBUNTU-CVE-2020-12689","description":"An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. Any user authenticated within a limited scope (trust/oauth/application credential) can create an EC2 credential with an escalated permission, such as obtaining admin while the user is on a limited viewer role. This potentially allows a malicious user to act as the admin on a project another user has the admin role on, which can effectively grant that user global admin privileges.","status":"published","published":"2020-05-07T00:15:00Z","modified":"2026-09-30T18:21:17.717027391Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:22.804634Z"},{"id":"DSA-4679-1","title":"keystone - security update","status":"published","published":"2020-05-06T00:00:00Z","modified":"2026-03-09T02:11:31.521455Z","updated_at":"2026-11-02T15:46:17.19998Z"},{"id":"PYSEC-2020-53","description":"An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. Any user authenticated within a limited scope (trust/oauth/application credential) can create an EC2 credential with an escalated permission, such as obtaining admin while the user is on a limited viewer role. This potentially allows a malicious user to act as the admin on a project another user has the admin role on, which can effectively grant that user global admin privileges.","status":"published","published":"2020-05-07T00:15:00Z","modified":"2026-06-10T17:01:55.520429033Z","updated_at":"2026-11-02T15:52:52.682031Z"},{"id":"USN-4480-1","title":"keystone vulnerabilities","description":"It was discovered that OpenStack Keystone incorrectly handled EC2\ncredentials. An authenticated attacker with a limited scope could possibly\ncreate EC2 credentials with escalated permissions. (CVE-2020-12689,\nCVE-2020-12691)\n\nIt was discovered that OpenStack Keystone incorrectly handled the list of\nroles provided with OAuth1 access tokens. An authenticated user could\npossibly end up with more role assignments than intended. (CVE-2020-12690)\n\nIt was discovered that OpenStack Keystone incorrectly handled EC2 signature\nTTL checks. A remote attacker could possibly use this issue to reuse\nAuthorization headers. (CVE-2020-12692)\n","status":"published","published":"2020-09-01T11:10:10Z","modified":"2026-04-27T15:41:00.305551Z","updated_at":"2026-11-02T16:58:14.547547Z"}]}}