CVE-2019-18579

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{"affected": [{"affectedData": [{"product": "CPG BIOS", "vendor": "Dell", "versions": [{"lessThan": "1.1.3", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "security_alert@emc.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:dell:xps_7390_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "E0BBB0FF-E736-4AC7-A41A-DF330BFC5C0E", "versionEndExcluding": "1.1.3", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:dell:xps_7390:-:*:*:*:*:*:*:*", "matchCriteriaId": "CCF5CF43-8B82-438E-B9F9-CEF767B39AD6", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Settings for the Dell XPS 13 2-in-1 (7390) BIOS versions prior to 1.1.3 contain a configuration vulnerability. The BIOS configuration for the \"Enable Thunderbolt (and PCIe behind TBT) pre-boot modules\" setting is enabled by default. A local unauthenticated attacker with physical access to a user's system can obtain read or write access to main memory via a DMA attack during platform boot."}, {"lang": "es", "value": "La configuraci\u00f3n de las versiones anteriores a 1.1.3 del Dell XPS 13 2-in-1 (7390) BIOS, contiene una vulnerabilidad de configuraci\u00f3n. La configuraci\u00f3n del BIOS para la configuraci\u00f3n \"Enable Thunderbolt (and PCIe behind TBT) pre-boot modules\" est\u00e1 habilitada por defecto. Un atacante local no autenticado con acceso f\u00edsico al sistema de un usuario puede obtener acceso de lectura o escritura a la memoria principal por medio de un ataque de tipo DMA durante el arranque de la plataforma."}], "id": "CVE-2019-18579", "lastModified": "2026-06-17T02:25:07.960", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "PHYSICAL", "availabilityImpact": "HIGH", "baseScore": 7.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 0.9, "impactScore": 6.0, "source": "security_alert@emc.com", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "PHYSICAL", "availabilityImpact": "HIGH", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-12-16T20:15:15.930", "references": [{"source": "security_alert@emc.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.dell.com/support/article/SLN319808"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.dell.com/support/article/SLN319808"}], "sourceIdentifier": "security_alert@emc.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-16"}], "source": "security_alert@emc.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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