{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2022-36763", "assignerOrgId": "65518388-201a-4f93-8712-366d21fe8d2c", "state": "PUBLISHED", "assignerShortName": "TianoCore", "dateReserved": "2022-07-25T19:41:56.247Z", "datePublished": "2024-01-09T16:09:11.058Z", "dateUpdated": "2025-02-13T16:32:50.648Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "edk2", "vendor": "TianoCore", "versions": [{"lessThanOrEqual": "202311", "status": "affected", "version": "*", "versionType": "Stable"}]}], "credits": [{"lang": "en", "type": "remediation developer", "user": "00000000-0000-4000-9000-000000000000", "value": "Doug Flick"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "EDK2 is susceptible to a vulnerability in the <code>Tcg2MeasureGptTable()</code> function, allowing a user to trigger a heap buffer overflow via a local network. Successful exploitation of this vulnerability may result in a compromise of confidentiality, integrity, and/or availability."}], "value": "EDK2 is susceptible to a vulnerability in the Tcg2MeasureGptTable() function, allowing a user to trigger a heap buffer overflow via a local network. Successful exploitation of this vulnerability may result in a compromise of confidentiality, integrity, and/or availability."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-122", "description": "CWE-122: Heap-based Buffer Overflow", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "65518388-201a-4f93-8712-366d21fe8d2c", "shortName": "TianoCore", "dateUpdated": "2024-03-13T02:06:09.743Z"}, "references": [{"url": "https://github.com/tianocore/edk2/security/advisories/GHSA-xvv8-66cq-prwr"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SJ42V7O7F4OU6R7QSQQECLB6LDHKZIMQ/"}], "source": {"discovery": "UNKNOWN"}, "title": "Heap Buffer Overflow in Tcg2MeasureGptTable", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T10:14:28.563Z"}, "title": "CVE Program Container", "references": [{"url": "https://github.com/tianocore/edk2/security/advisories/GHSA-xvv8-66cq-prwr", "tags": ["x_transferred"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SJ42V7O7F4OU6R7QSQQECLB6LDHKZIMQ/", "tags": ["x_transferred"]}]}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:tianocore:edk2:*:*:*:*:*:*:*:*", "matchCriteriaId": "3CEB3105-57CC-4096-81D3-D58005813C4B", "versionEndIncluding": "202311", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "EDK2 is susceptible to a vulnerability in the Tcg2MeasureGptTable() function, allowing a user to trigger a heap buffer overflow via a local network. Successful exploitation of this vulnerability may result in a compromise of confidentiality, integrity, and/or availability."}, {"lang": "es", "value": "EDK2 es susceptible a una vulnerabilidad en la funci\u00f3n Tcg2MeasureGptTable(), lo que permite a un usuario desencadenar un desbordamiento de b\u00fafer de almacenamiento din\u00e1mico a trav\u00e9s de una red local. La explotaci\u00f3n exitosa de esta vulnerabilidad puede resultar en un compromiso de confidencialidad, integridad y/o disponibilidad."}], "id": "CVE-2022-36763", "lastModified": "2025-02-13T17:15:41.607", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H", "version": "3.1"}, "exploitabilityScore": 1.1, "impactScore": 5.3, "source": "infosec@edk2.groups.io", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2024-01-09T16:15:43.053", "references": [{"source": "infosec@edk2.groups.io", "tags": ["Mitigation", "Vendor Advisory"], "url": "https://github.com/tianocore/edk2/security/advisories/GHSA-xvv8-66cq-prwr"}, {"source": "infosec@edk2.groups.io", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SJ42V7O7F4OU6R7QSQQECLB6LDHKZIMQ/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Vendor Advisory"], "url": "https://github.com/tianocore/edk2/security/advisories/GHSA-xvv8-66cq-prwr"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SJ42V7O7F4OU6R7QSQQECLB6LDHKZIMQ/"}], "sourceIdentifier": "infosec@edk2.groups.io", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-122"}], "source": "infosec@edk2.groups.io", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:3017", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "edk2-0:20220126gitbb1bba3d77-13.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-05-22T00:00:00Z"}, {"advisory": "RHSA-2024:2264", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "edk2-0:20231122-6.el9", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-04-30T00:00:00Z"}], "bugzilla": {"description": "EDK2: heap buffer overflow in Tcg2MeasureGptTable()", "id": "2257582", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2257582"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H", "status": "verified"}, "cwe": "CWE-680", "details": ["EDK2 is susceptible to a vulnerability in the Tcg2MeasureGptTable() function, allowing a user to trigger a heap buffer overflow via a local network. Successful exploitation of this vulnerability may result in a compromise of confidentiality, integrity, and/or availability.", "A heap buffer overflow flaw was found via the Tcg2MeasureGptTable() function in EDK2, arising from inadequate validation of the GPT Primary Header, presenting a minor risk to confidentiality and integrity. The primary consequence is likely a crash or denial of service. This issue may allow a local attacker to craft a GPT table, causing an integer overflow and consequent buffer overflow."], "name": "CVE-2022-36763", "public_date": "2024-01-09T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-36763\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-36763\nhttps://github.com/tianocore/edk2/security/advisories/GHSA-xvv8-66cq-prwr"], "statement": "Red Hat has protection mechanisms in place against buffer overflows, such as FORTIFY_SOURCE, Position Independent Executables or Stack Smashing Protection.", "threat_severity": "Moderate"}