{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"cveId": "CVE-2022-28735", "assignerOrgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc", "state": "PUBLISHED", "assignerShortName": "canonical", "dateReserved": "2022-04-05T21:59:08.760Z", "datePublished": "2023-07-20T00:22:51.229Z", "dateUpdated": "2023-07-20T15:37:47.032Z"}, "containers": {"cna": {"affected": [{"packageName": "grub2", "product": "GNU GRUB", "vendor": "GNU Project", "repo": "https://git.savannah.gnu.org/cgit/grub.git", "platforms": ["Linux"], "versions": [{"lessThan": "2.06-3", "status": "affected", "version": "0", "versionType": "semver"}]}], "descriptions": [{"lang": "en", "value": "The GRUB2's shim_lock verifier allows non-kernel files to be loaded on shim-powered secure boot systems. Allowing such files to be loaded may lead to unverified code and modules to be loaded in GRUB2 breaking the secure boot trust-chain."}], "datePublic": "2022-06-13T00:00:00.000Z", "references": [{"tags": ["mailing-list"], "url": "https://www.openwall.com/lists/oss-security/2022/06/07/5"}, {"tags": ["issue-tracking"], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28735"}, {"url": "https://security.netapp.com/advisory/ntap-20230825-0002/"}], "credits": [{"lang": "en", "type": "finder", "value": "Julian Andres Klode"}], "metrics": [{"format": "CVSS", "cvssV3_1": {"version": "3.1", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "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"}}], "providerMetadata": {"orgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc", "shortName": "canonical", "dateUpdated": "2023-07-20T15:37:47.032Z"}}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:gnu:grub2:*:*:*:*:*:*:*:*", "matchCriteriaId": "F969F462-AB12-4158-BBA9-A9D828434F9F", "versionEndExcluding": "2.06-3", "versionStartIncluding": "2.00", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "The GRUB2's shim_lock verifier allows non-kernel files to be loaded on shim-powered secure boot systems. Allowing such files to be loaded may lead to unverified code and modules to be loaded in GRUB2 breaking the secure boot trust-chain."}], "id": "CVE-2022-28735", "lastModified": "2023-08-25T23:15:09.583", "metrics": {"cvssMetricV31": [{"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"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.8, "impactScore": 5.9, "source": "security@ubuntu.com", "type": "Secondary"}]}, "published": "2023-07-20T01:15:10.320", "references": [{"source": "security@ubuntu.com", "tags": ["Third Party Advisory"], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28735"}, {"source": "security@ubuntu.com", "url": "https://security.netapp.com/advisory/ntap-20230825-0002/"}, {"source": "security@ubuntu.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://www.openwall.com/lists/oss-security/2022/06/07/5"}], "sourceIdentifier": "security@ubuntu.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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