{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-17T17:08:27.272","vulnerabilities":[{"cve":{"id":"CVE-2021-3513","sourceIdentifier":"secalert@redhat.com","published":"2022-08-22T15:15:13.420","lastModified":"2024-11-21T06:21:43.503","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A flaw was found in keycloak where a brute force attack is possible even when the permanent lockout feature is enabled. This is due to a wrong error message displayed when wrong credentials are entered. The highest threat from this vulnerability is to confidentiality."},{"lang":"es","value":"Se ha encontrado un fallo en keycloak por el que es posible realizar un ataque de fuerza bruta incluso cuando la función de bloqueo permanente está habilitada. Esto es debido a un mensaje de error que es mostrado cuando son introducidos credenciales incorrectas. La mayor amenaza de esta vulnerabilidad es la confidencialidad."}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":3.6}]},"weaknesses":[{"source":"secalert@redhat.com","type":"Secondary","description":[{"lang":"en","value":"CWE-522"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-209"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*","versionEndExcluding":"13.0.0","matchCriteriaId":"6C59F338-CA05-4F1D-84DA-246111636A0E"}]}]}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2021-3513","source":"secalert@redhat.com","tags":["Vendor Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1953439","source":"secalert@redhat.com","tags":["Issue Tracking","Vendor Advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2021-3513","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1953439","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Vendor Advisory"]}]}}]}