CVE-2025-11419

{"id": "CVE-2025-11419", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "secalert@redhat.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2025-12-23T21:15:46.557", "references": [{"url": "https://access.redhat.com/errata/RHSA-2025:18254", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:18255", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:18889", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:18890", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/security/cve/CVE-2025-11419", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2402142", "source": "secalert@redhat.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Primary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-770"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in Keycloak. This vulnerability allows an unauthenticated remote attacker to cause a denial of service (DoS) by repeatedly initiating TLS 1.2 client-initiated renegotiation requests to exhaust server CPU resources, making the service unavailable."}], "lastModified": "2025-12-29T15:58:56.260", "sourceIdentifier": "secalert@redhat.com"}