{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-20T03:39:50.357","vulnerabilities":[{"cve":{"id":"CVE-2021-20262","sourceIdentifier":"secalert@redhat.com","published":"2021-03-09T18:15:15.407","lastModified":"2024-11-21T05:46:14.110","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A flaw was found in Keycloak 12.0.0 where re-authentication does not occur while updating the password. This flaw allows an attacker to take over an account if they can obtain temporary, physical access to a user’s browser. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability."},{"lang":"es","value":"Se encontró un fallo en Keycloak versión 12.0.0, donde no ocurre la re-autenticación mientras se actualiza la contraseña. Este fallo permite a un atacante apoderarse de una cuenta si puede obtener acceso físico temporal al navegador de un usuario. La mayor amenaza de esta vulnerabilidad es la confidencialidad, la integridad y la disponibilidad del sistema"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":6.8,"baseSeverity":"MEDIUM","attackVector":"PHYSICAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":0.9,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:P/I:P/A:P","baseScore":4.6,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":3.9,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"secalert@redhat.com","type":"Secondary","description":[{"lang":"en","value":"CWE-306"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:redhat:keycloak:12.0.0:*:*:*:*:*:*:*","matchCriteriaId":"12CD4C8E-1AB9-4D25-9F59-169FB351DEE9"},{"vulnerable":true,"criteria":"cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:*","matchCriteriaId":"9EFEC7CA-8DDA-48A6-A7B6-1F1D14792890"}]}]}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1933639","source":"secalert@redhat.com","tags":["Issue Tracking","Vendor Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1933639","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Vendor Advisory"]}]}}]}