CVE-2018-21058

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered on Samsung mobile devices with N(7.0), O(8.0) (exynos7420 or Exynos 8890/8996 chipsets) software. Cache attacks can occur against the Keymaster AES-GCM implementation because T-Tables are used; the Cryptography Extension (CE) is not used. The Samsung ID is SVE-2018-12761 (September 2018)."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-04-08T17:43:59.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://security.samsungmobile.com/securityUpdate.smsb"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2018-21058", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An issue was discovered on Samsung mobile devices with N(7.0), O(8.0) (exynos7420 or Exynos 8890/8996 chipsets) software. Cache attacks can occur against the Keymaster AES-GCM implementation because T-Tables are used; the Cryptography Extension (CE) is not used. The Samsung ID is SVE-2018-12761 (September 2018)."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://security.samsungmobile.com/securityUpdate.smsb", "refsource": "CONFIRM", "url": "https://security.samsungmobile.com/securityUpdate.smsb"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T12:19:27.522Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://security.samsungmobile.com/securityUpdate.smsb"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2018-21058", "datePublished": "2020-04-08T17:43:59.000Z", "dateReserved": "2020-04-07T00:00:00.000Z", "dateUpdated": "2024-08-05T12:19:27.522Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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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:o:google:android:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "09E6085C-A61E-4A89-BF80-EDD9A7DF1E47", "vulnerable": true}, {"criteria": "cpe:2.3:o:google:android:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "B578E383-0D77-4AC7-9C81-3F0B8C18E033", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:samsung:exynos_7420:-:*:*:*:*:*:*:*", "matchCriteriaId": "F0280CE1-C8A6-4317-B583-DDF5C6AA2293", "vulnerable": false}, {"criteria": "cpe:2.3:h:samsung:exynos_8890:-:*:*:*:*:*:*:*", "matchCriteriaId": "914FF28A-6B33-4FC5-963D-E576967A001C", "vulnerable": false}, {"criteria": "cpe:2.3:h:samsung:exynos_8996:-:*:*:*:*:*:*:*", "matchCriteriaId": "7F2B81EC-42AE-411B-8D0E-4AB59977D685", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered on Samsung mobile devices with N(7.0), O(8.0) (exynos7420 or Exynos 8890/8996 chipsets) software. Cache attacks can occur against the Keymaster AES-GCM implementation because T-Tables are used; the Cryptography Extension (CE) is not used. The Samsung ID is SVE-2018-12761 (September 2018)."}, {"lang": "es", "value": "Se detect\u00f3 un problema en dispositivos m\u00f3viles Samsung con versiones de software N(7.0), O(8.0) (exynos7420 o Exynos 8890/8996). Ataques de la memoria Cach\u00e9 pueden ocurrir contra la implementaci\u00f3n Keymaster AES-GCM porque son usadas T-Tables; la Cryptography Extension (CE) no es usada. El ID de Samsung es SVE-2018-12761 (Septiembre de 2018)."}], "id": "CVE-2018-21058", "lastModified": "2026-06-17T01:54:03.157", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-04-08T18:15:13.807", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://security.samsungmobile.com/securityUpdate.smsb"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://security.samsungmobile.com/securityUpdate.smsb"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-327"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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