CVE-2017-14319

{"id": "CVE-2017-14319", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.2, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.0", "baseScore": 8.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 2.0}]}, "published": "2017-09-12T15:29:00.347", "references": [{"url": "http://www.securityfocus.com/bid/100819", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "http://www.securitytracker.com/id/1039351", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "http://xenbits.xen.org/xsa/advisory-234.html", "tags": ["Patch", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html", "source": "cve@mitre.org"}, {"url": "https://support.citrix.com/article/CTX227185", "source": "cve@mitre.org"}, {"url": "https://www.debian.org/security/2017/dsa-4050", "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "A grant unmapping issue was discovered in Xen through 4.9.x. When removing or replacing a grant mapping, the x86 PV specific path needs to make sure page table entries remain in sync with other accounting done. Although the identity of the page frame was validated correctly, neither the presence of the mapping nor page writability were taken into account."}, {"lang": "es", "value": "Se ha descubierto un problema de desasignaci\u00f3n de concesi\u00f3n en Xen hasta la versi\u00f3n 4.9.x. Cuando se elimina o reemplaza una asignaci\u00f3n de concesi\u00f3n, la ruta espec\u00edfica de la PV x86 necesita asegurarse de que las entradas de tabla de p\u00e1gina siguen sincronizadas con otras cuentas realizadas. Aunque la identidad del marco de la p\u00e1gina se valid\u00f3 correctamente, no se tuvo en cuenta ni la presencia de la asignaci\u00f3n ni la capacidad de escritura de la p\u00e1gina."}], "lastModified": "2019-10-03T00:03:26.223", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7F6BF42B-66A0-4659-9FDC-BE30CE3801CF", "versionEndIncluding": "4.9.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}