{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2023-27471", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2023-08-18T18:07:57.390587", "dateReserved": "2023-03-01T00:00:00", "datePublished": "2023-08-18T00:00:00"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2023-08-18T18:07:57.390587"}, "descriptions": [{"lang": "en", "value": "An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. UEFI implementations do not correctly protect and validate information contained in the 'MeSetup' UEFI variable. On some systems, this variable can be overwritten using operating system APIs. Exploitation of this vulnerability could potentially lead to denial of service for the platform."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://www.insyde.com/security-pledge/SA-2023036"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:insyde:insydeh2o:5.0:*:*:*:*:*:*:*", "matchCriteriaId": "C50E9CE0-9960-4939-A6C1-E6E69F464456", "vulnerable": true}, {"criteria": "cpe:2.3:a:insyde:insydeh2o:5.1:*:*:*:*:*:*:*", "matchCriteriaId": "6F486B49-3E4C-43BD-9165-8D159EBE74F9", "vulnerable": true}, {"criteria": "cpe:2.3:a:insyde:insydeh2o:5.2:*:*:*:*:*:*:*", "matchCriteriaId": "2BA6B7DE-2275-41D9-BFD0-066AC3912055", "vulnerable": true}, {"criteria": "cpe:2.3:a:insyde:insydeh2o:5.3:*:*:*:*:*:*:*", "matchCriteriaId": "24E601E3-FCF5-4907-BCB1-E5D331896E40", "vulnerable": true}, {"criteria": "cpe:2.3:a:insyde:insydeh2o:5.4:*:*:*:*:*:*:*", "matchCriteriaId": "88E0151F-0A27-4F69-96B4-A40B00719107", "vulnerable": true}, {"criteria": "cpe:2.3:a:insyde:insydeh2o:5.5:*:*:*:*:*:*:*", "matchCriteriaId": "E87C1381-CDD4-4A1C-AF59-32873BDF2730", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. UEFI implementations do not correctly protect and validate information contained in the 'MeSetup' UEFI variable. On some systems, this variable can be overwritten using operating system APIs. Exploitation of this vulnerability could potentially lead to denial of service for the platform."}, {"lang": "es", "value": "Se descubri\u00f3 un problema en Insyde InsydeH2O con kernel 5.0 a 5.5. Las implementaciones UEFI no protegen ni validan correctamente la informaci\u00f3n contenida en la variable UEFI \"MeSetup\". En algunos sistemas, esta variable puede sobrescribirse utilizando las API del sistema operativo. La explotaci\u00f3n de esta vulnerabilidad podr\u00eda conducir potencialmente a la denegaci\u00f3n de servicio de la plataforma. "}], "id": "CVE-2023-27471", "lastModified": "2023-08-24T16:14:42.057", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-08-18T19:15:12.243", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://www.insyde.com/security-pledge/SA-2023036"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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