Show plain JSON{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linuxfoundation:acrn:1.6.1:*:*:*:*:*:*:*", "matchCriteriaId": "850138C2-B1B6-4C61-A646-3021B83A2B64", "vulnerable": true}, {"criteria": "cpe:2.3:o:linuxfoundation:acrn:2.0:*:*:*:*:*:*:*", "matchCriteriaId": "1A5B5CE9-4F67-4327-96DA-137B2693681B", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Missing access control restrictions in the Hypervisor component of the ACRN Project (v2.0 and v1.6.1) allow a malicious entity, with root access in the Service VM userspace, to abuse the PCIe assign/de-assign Hypercalls via crafted ioctls and payloads. This attack results in a corrupt state and Denial of Service (DoS) for previously assigned PCIe devices to the Service VM at runtime."}, {"lang": "es", "value": "Una falta de restricciones del control de acceso en el componente Hypervisor del CRN Project (versiones v2.0 y v1.6.1), permite a una entidad maliciosa con acceso root en el espacio de usuario de Service VM, abusar de las Hypercalls de asignaci\u00f3n y desasignaci\u00f3n de PCIe por medio de ioctls y cargas \u00fatiles dise\u00f1adas. Este ataque resulta en un estado corrupto y una Denegaci\u00f3n de Servicio (DoS) para dispositivos PCIe asignados previamente a la Service VM en tiempo de ejecuci\u00f3n"}], "id": "CVE-2020-15687", "lastModified": "2024-11-21T05:06:00.930", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-08-31T16:15:14.897", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://projectacrn.github.io/2.1/asa.html#addressed-in-acrn-v2-1"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://projectacrn.github.io/latest/"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://projectacrn.github.io/latest/developer-guides/hld/split-dm.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://projectacrn.github.io/2.1/asa.html#addressed-in-acrn-v2-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://projectacrn.github.io/latest/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://projectacrn.github.io/latest/developer-guides/hld/split-dm.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}