{"id":"GHSA-rqw2-hhrf-7936","summary":"OpenStack Keystone does not check signature TTL of the EC2 credential auth method","details":"An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. The EC2 API doesn't have a signature TTL check for AWS Signature V4. An attacker can sniff the Authorization header, and then use it to reissue an OpenStack token an unlimited number of times.","aliases":["CVE-2020-12692","PYSEC-2020-56"],"modified":"2024-09-27T21:40:18.444651Z","published":"2022-05-24T17:17:23Z","database_specific":{"severity":"MODERATE","github_reviewed":true,"github_reviewed_at":"2023-07-13T17:10:16Z","nvd_published_at":"2020-05-07T00:15:00Z","cwe_ids":["CWE-311","CWE-347"]},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-12692"},{"type":"WEB","url":"https://bugs.launchpad.net/keystone/+bug/1872737"},{"type":"PACKAGE","url":"https://github.com/openstack/keystone"},{"type":"WEB","url":"https://github.com/pypa/advisory-database/tree/main/vulns/keystone/PYSEC-2020-56.yaml"},{"type":"WEB","url":"https://opendev.org/openstack/keystone/commit/ab89ea749013e7f2c46260f68504f5687763e019"},{"type":"WEB","url":"https://security.openstack.org/ossa/OSSA-2020-003.html"},{"type":"WEB","url":"https://usn.ubuntu.com/4480-1"},{"type":"WEB","url":"https://www.openwall.com/lists/oss-security/2020/05/06/4"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2020/05/07/1"}],"affected":[{"package":{"name":"keystone","ecosystem":"PyPI","purl":"pkg:pypi/keystone"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"16.0.0.0rc1"},{"fixed":"16.0.0"}]}],"versions":["16.0.0.0rc1","16.0.0.0rc2"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-rqw2-hhrf-7936/GHSA-rqw2-hhrf-7936.json"}},{"package":{"name":"keystone","ecosystem":"PyPI","purl":"pkg:pypi/keystone"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"15.0.1"}]}],"versions":["12.0.2","12.0.3","13.0.2","13.0.3","13.0.4","14.0.0","14.0.1","14.1.0","14.2.0","15.0.0","15.0.0.0rc1","15.0.0.0rc2"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-rqw2-hhrf-7936/GHSA-rqw2-hhrf-7936.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N"}]}