CVE-2020-12691

{"id": "CVE-2020-12691", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2020-05-07T00:15:10.957", "references": [{"url": "http://www.openwall.com/lists/oss-security/2020/05/07/2", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://bugs.launchpad.net/keystone/+bug/1872733", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://lists.apache.org/thread.html/re237267da268c690df5e1c6ea6a38a7fc11617725e8049490f58a6fa%40%3Ccommits.druid.apache.org%3E", "source": "cve@mitre.org"}, {"url": "https://lists.apache.org/thread.html/re4ffc55cd2f1b55a26e07c83b3c22c3fe4bae6054d000a57fb48d8c2%40%3Ccommits.druid.apache.org%3E", "source": "cve@mitre.org"}, {"url": "https://security.openstack.org/ossa/OSSA-2020-004.html", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://usn.ubuntu.com/4480-1/", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.openwall.com/lists/oss-security/2020/05/06/5", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-863"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. Any authenticated user can create an EC2 credential for themselves for a project that they have a specified role on, and then perform an update to the credential user and project, allowing them to masquerade as another user. 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."}, {"lang": "es", "value": "Se detect\u00f3 un problema en OpenStack Keystone versiones anteriores a 15.0.1 y 16.0.0. Cualquier usuario autenticado puede crear una credencial EC2 para s\u00ed mismo para un proyecto en el que posee un rol espec\u00edfico, y luego llevar a cabo una actualizaci\u00f3n para el usuario y el proyecto de la credencial, permiti\u00e9ndole hacerse pasar por otro usuario. Esto permite potencialmente a un usuario malicioso actuar como el administrador en un proyecto en el que otro usuario presenta la funci\u00f3n de administrador, que puede otorgarle efectivamente a ese usuario privilegios de administrador global."}], "lastModified": "2023-11-07T03:15:43.400", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:openstack:keystone:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "04CBF40B-EE82-4FB1-8B57-502419051BA9", "versionEndExcluding": "15.0.1"}, {"criteria": "cpe:2.3:a:openstack:keystone:16.0.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "71945B91-B12D-4EF4-AE03-91592D434125"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}