{"id":"GHSA-6mv3-p2gr-wgqf","summary":"OpenStack Identity (Keystone) DoS through V3 API authentication chaining","details":"The V3 API in OpenStack Identity (Keystone) 2013.1 before 2013.2.4 and icehouse before icehouse-rc2 allows remote attackers to cause a denial of service (CPU consumption) via a large number of the same authentication method in a request, aka \"authentication chaining.\"","aliases":["CVE-2014-2828","PYSEC-2014-106"],"modified":"2025-04-13T23:14:20Z","published":"2022-05-17T04:03:06Z","database_specific":{"severity":"HIGH","github_reviewed":true,"github_reviewed_at":"2024-05-14T21:00:14Z","nvd_published_at":"2014-04-15T14:55:00Z","cwe_ids":["CWE-287"]},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2014-2828"},{"type":"WEB","url":"https://github.com/openstack/keystone/commit/ce6cedb30c5c4b4cf4db9380f09443de22414b39"},{"type":"WEB","url":"https://github.com/openstack/keystone/commit/e364ba5b12de8e4c11bd80bcca903f9615dcfc2e"},{"type":"WEB","url":"https://github.com/openstack/keystone/commit/ef868ad92c00e23a4a5e9eb71e3e0bf5ae2fff0c"},{"type":"WEB","url":"https://bugs.launchpad.net/keystone/+bug/1300274"},{"type":"PACKAGE","url":"https://github.com/openstack/keystone"},{"type":"WEB","url":"https://github.com/pypa/advisory-database/tree/main/vulns/keystone/PYSEC-2014-106.yaml"},{"type":"WEB","url":"http://rhn.redhat.com/errata/RHSA-2014-1688.html"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2014/04/10/20"}],"affected":[{"package":{"name":"keystone","ecosystem":"PyPI","purl":"pkg:pypi/keystone"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.0a0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-6mv3-p2gr-wgqf/GHSA-6mv3-p2gr-wgqf.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}]}