{"containers": {"cna": {"affected": [{"product": "Aptio", "vendor": "AMI", "versions": [{"status": "affected", "version": "5.x"}]}], "credits": [{"lang": "en", "value": "Binarly efiXplorer team"}], "datePublic": "2022-08-11T00:00:00", "descriptions": [{"lang": "en", "value": "A potential attacker can write one byte by arbitrary address at the time of the PEI phase (only during S3 resume boot mode) and influence the subsequent boot stages. This can lead to the mitigations bypassing, physical memory contents disclosure, discovery of any secrets from any Virtual Machines (VMs) and bypassing memory isolation and confidential computing boundaries. Additionally, an attacker can build a payload which can be injected into the SMRAM memory. This issue affects: Module name: SbPei SHA256: d827182e5f9b7a9ff0b9d3e232f7cfac43b5237e2681e11f005be627a49283a9 Module GUID: c1fbd624-27ea-40d1-aa48-94c3dc5c7e0d"}], "problemTypes": [{"descriptions": [{"cweId": "CWE-123", "description": "CWE-123 Write-what-where Condition", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-09-20T17:35:33", "orgId": "37e5125f-f79b-445b-8fad-9564f167944b", "shortName": "certcc"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.ami.com/security-center/"}, {"tags": ["x_refsource_MISC"], "url": "https://www.binarly.io/advisories/BRLY-2022-014"}], "source": {"discovery": "EXTERNAL"}, "title": "Arbitrary write vulnerability in SbPei module leads to arbitrary code execution during PEI phase.", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cert@cert.org", "DATE_PUBLIC": "2022-08-11T01:03:00.000Z", "ID": "CVE-2022-40246", "STATE": "PUBLIC", "TITLE": "Arbitrary write vulnerability in SbPei module leads to arbitrary code execution during PEI phase."}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Aptio", "version": {"version_data": [{"version_name": "5.x", "version_value": "5.x"}]}}]}, "vendor_name": "AMI"}]}}, "credit": [{"lang": "eng", "value": "Binarly efiXplorer team"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A potential attacker can write one byte by arbitrary address at the time of the PEI phase (only during S3 resume boot mode) and influence the subsequent boot stages. This can lead to the mitigations bypassing, physical memory contents disclosure, discovery of any secrets from any Virtual Machines (VMs) and bypassing memory isolation and confidential computing boundaries. Additionally, an attacker can build a payload which can be injected into the SMRAM memory. This issue affects: Module name: SbPei SHA256: d827182e5f9b7a9ff0b9d3e232f7cfac43b5237e2681e11f005be627a49283a9 Module GUID: c1fbd624-27ea-40d1-aa48-94c3dc5c7e0d"}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-123 Write-what-where Condition"}]}]}, "references": {"reference_data": [{"name": "https://www.ami.com/security-center/", "refsource": "MISC", "url": "https://www.ami.com/security-center/"}, {"name": "https://www.binarly.io/advisories/BRLY-2022-014", "refsource": "MISC", "url": "https://www.binarly.io/advisories/BRLY-2022-014"}]}, "source": {"discovery": "EXTERNAL"}}}}, "cveMetadata": {"assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b", "assignerShortName": "certcc", "cveId": "CVE-2022-40246", "datePublished": "2022-08-11T00:00:00", "dateReserved": "2022-09-08T00:00:00", "dateUpdated": "2022-09-20T17:35:33", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:intel:nuc_m15_laptop_kit_lapbc510_firmware:0072:*:*:*:*:*:*:*", "matchCriteriaId": "F49C3CFC-7670-4911-8896-28A50E14A343", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:intel:nuc_m15_laptop_kit_lapbc510:-:*:*:*:*:*:*:*", "matchCriteriaId": "29817A9E-9FDE-421B-950A-4053F9D22FD1", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:intel:nuc_m15_laptop_kit_lapbc710_firmware:0072:*:*:*:*:*:*:*", "matchCriteriaId": "9A3FB1CC-BCD7-4762-8DCB-2DA264194258", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:intel:nuc_m15_laptop_kit_lapbc710:-:*:*:*:*:*:*:*", "matchCriteriaId": "7074EC4C-7096-47D1-9CA8-9C4784DBF72D", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "A potential attacker can write one byte by arbitrary address at the time of the PEI phase (only during S3 resume boot mode) and influence the subsequent boot stages. This can lead to the mitigations bypassing, physical memory contents disclosure, discovery of any secrets from any Virtual Machines (VMs) and bypassing memory isolation and confidential computing boundaries. Additionally, an attacker can build a payload which can be injected into the SMRAM memory. This issue affects: Module name: SbPei SHA256: d827182e5f9b7a9ff0b9d3e232f7cfac43b5237e2681e11f005be627a49283a9 Module GUID: c1fbd624-27ea-40d1-aa48-94c3dc5c7e0d"}, {"lang": "es", "value": "Un atacante potencial puede escribir un byte por direcci\u00f3n arbitraria en el momento de la fase PEI (s\u00f3lo durante el modo de arranque de reanudaci\u00f3n S3) e influir en las etapas de arranque posteriores. Esto puede conllevar a una omisi\u00f3n de mitigaciones, revelaci\u00f3n del contenido de la memoria f\u00edsica, detecci\u00f3n de cualquier secreto de cualquier m\u00e1quina virtual (VM) y omisi\u00f3n del aislamiento de la memoria y de los l\u00edmites inform\u00e1ticos confidenciales. Adem\u00e1s, un atacante puede construir una carga \u00fatil que puede ser inyectada en la memoria SMRAM. Este problema afecta: Nombre del m\u00f3dulo: SbPei SHA256: d827182e5f9b7a9ff0b9d3e232f7cfac43b5237e2681e11f005be627a49283a9 GUID del m\u00f3dulo: c1fbd624-27ea-40d1-aa48-94c3dc5c7e0d"}], "id": "CVE-2022-40246", "lastModified": "2022-09-26T14:22:04.787", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "PHYSICAL", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.5, "impactScore": 6.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-09-20T18:15:10.487", "references": [{"source": "cret@cert.org", "tags": ["Vendor Advisory"], "url": "https://www.ami.com/security-center/"}, {"source": "cret@cert.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.binarly.io/advisories/BRLY-2022-014"}], "sourceIdentifier": "cret@cert.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-123"}], "source": "cret@cert.org", "type": "Secondary"}]}

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