CVE-2021-21986

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A malicious actor with network access to port 443 on vCenter Server may perform actions allowed by the impacted plug-ins without authentication."}, {"lang": "es", "value": "VSphere Client (HTML5) contiene una vulnerabilidad en un mecanismo de autenticaci\u00f3n de vSphere para los plugins Virtual SAN Health Check, Site Recovery, vSphere Lifecycle Manager y VMware Cloud Director Availability. Un actor malicioso con acceso de red al puerto 443 en vCenter Server puede llevar a cabo acciones permitidas por los plugins afectados sin autenticaci\u00f3n"}], "id": "CVE-2021-21986", "lastModified": "2026-06-17T03:36:30.417", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 10.0, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-05-26T15:15:07.973", "references": [{"source": "security@vmware.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/162812/VMware-Security-Advisory-2021-0010.html"}, {"source": "security@vmware.com", "tags": ["Vendor Advisory"], "url": "https://www.vmware.com/security/advisories/VMSA-2021-0010.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/162812/VMware-Security-Advisory-2021-0010.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.vmware.com/security/advisories/VMSA-2021-0010.html"}], "sourceIdentifier": "security@vmware.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-306"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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