{ "id": "CVE-2020-8354", "sourceIdentifier": "psirt@lenovo.com", "published": "2020-11-11T18:15:11.843", "lastModified": "2024-11-21T05:38:46.083", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "A potential vulnerability in the SMI callback function used in the VariableServiceSmm driver in some Lenovo Notebook models may allow arbitrary code execution." }, { "lang": "es", "value": "Una posible vulnerabilidad en la funci\u00f3n SMI callback utilizada en el controlador VariableServiceSmm en algunos modelos Lenovo Notebook puede permitir una ejecuci\u00f3n de c\u00f3digo arbitraria" } ], "metrics": { "cvssMetricV31": [ { "source": "psirt@lenovo.com", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H", "baseScore": 6.4, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH" }, "exploitabilityScore": 0.5, "impactScore": 5.9 }, { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "baseScore": 6.7, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH" }, "exploitabilityScore": 0.8, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "baseScore": 7.2, "accessVector": "LOCAL", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE" }, "baseSeverity": "HIGH", "exploitabilityScore": 3.9, "impactScore": 10.0, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "psirt@lenovo.com", "type": "Secondary", "description": [ { "lang": "en", "value": "CWE-367" } ] }, { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "NVD-CWE-noinfo" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:lenovo:notebook_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "A21D4BE8-75AF-46FF-8856-EEB514A96191" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:lenovo:notebook:-:*:*:*:*:*:*:*", "matchCriteriaId": "ED33AF27-BDA0-471A-B993-1139E5C8DBE7" } ] } ] } ], "references": [ { "url": "https://support.lenovo.com/us/en/product_security/LEN-49266", "source": "psirt@lenovo.com", "tags": [ "Vendor Advisory" ] }, { "url": "https://support.lenovo.com/us/en/product_security/LEN-49266", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ] } ] }