CVE-2022-32471

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*", "matchCriteriaId": "587C0285-0A9E-42FD-AB50-56B49B2DFF34", "versionEndExcluding": "5.2.05.27.37", "versionStartIncluding": "5.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*", "matchCriteriaId": "79BA702A-373E-454B-B19B-68AD0C573F4F", "versionEndExcluding": "5.3.05.36.37", "versionStartIncluding": "5.3", "vulnerable": true}, {"criteria": "cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*", "matchCriteriaId": "1ADA401A-3333-4A40-ADCA-060FC8FFEAF1", "versionEndExcluding": "5.4.05.44.45", "versionStartIncluding": "5.4", "vulnerable": true}, {"criteria": "cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*", "matchCriteriaId": "F8223C5A-5593-4F54-BDB4-D252BB4E2167", "versionEndExcluding": "5.5.05.52.45", "versionStartIncluding": "5.5", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in IhisiSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. The IhisiDxe driver uses the command buffer to pass input and output data. By modifying the command buffer contents with DMA after the input parameters have been checked but before they are used, the IHISI SMM code may be convinced to modify SMRAM or OS, leading to possible data corruption or escalation of privileges."}, {"lang": "es", "value": "Se descubri\u00f3 un problema en IhisiSmm en Insyde InsydeH2O con kernel 5.0 a 5.5. El controlador IhisiDxe utiliza el b\u00fafer de comandos para pasar datos de entrada y salida. Al modificar el contenido del b\u00fafer de comandos con DMA despu\u00e9s de que se hayan verificado los par\u00e1metros de entrada pero antes de usarlos, se puede convencer al c\u00f3digo IHISI SMM de que modifique SMRAM o OS, lo que provocar\u00e1 una posible corrupci\u00f3n de datos o una escalada de privilegios."}], "id": "CVE-2022-32471", "lastModified": "2026-06-17T04:47:19.173", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2022-32471", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-04-23T13:29:10.616217Z", "version": "2.0.3"}}]}, "published": "2023-02-15T02:15:09.623", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://www.insyde.com/security-pledge"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://www.insyde.com/security-pledge/SA-2023003"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.insyde.com/security-pledge"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.insyde.com/security-pledge/SA-2023003"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-367"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-367"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

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