CVE-2020-3836

{"containers": {"cna": {"affected": [{"product": "iOS", "vendor": "Apple", "versions": [{"lessThan": "iOS 13.3.1 and iPadOS 13.3.1", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "macOS", "vendor": "Apple", "versions": [{"lessThan": "macOS Catalina 10.15.3", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "tvOS", "vendor": "Apple", "versions": [{"lessThan": "tvOS 13.3.1", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "watchOS", "vendor": "Apple", "versions": [{"lessThan": "watchOS 6.1.2", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "An access issue was addressed with improved memory management. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. A malicious application may be able to determine kernel memory layout."}], "problemTypes": [{"descriptions": [{"description": "A malicious application may be able to determine kernel memory layout", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-02-27T20:45:04.000Z", "orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/HT210919"}, {"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/HT210918"}, {"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/HT210921"}, {"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/HT210920"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "product-security@apple.com", "ID": "CVE-2020-3836", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "iOS", "version": {"version_data": [{"version_affected": "<", "version_value": "iOS 13.3.1 and iPadOS 13.3.1"}]}}, {"product_name": "macOS", "version": {"version_data": [{"version_affected": "<", "version_value": "macOS Catalina 10.15.3"}]}}, {"product_name": "tvOS", "version": {"version_data": [{"version_affected": "<", "version_value": "tvOS 13.3.1"}]}}, {"product_name": "watchOS", "version": {"version_data": [{"version_affected": "<", "version_value": "watchOS 6.1.2"}]}}]}, "vendor_name": "Apple"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An access issue was addressed with improved memory management. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. A malicious application may be able to determine kernel memory layout."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "A malicious application may be able to determine kernel memory layout"}]}]}, "references": {"reference_data": [{"name": "https://support.apple.com/HT210919", "refsource": "MISC", "url": "https://support.apple.com/HT210919"}, {"name": "https://support.apple.com/HT210918", "refsource": "MISC", "url": "https://support.apple.com/HT210918"}, {"name": "https://support.apple.com/HT210921", "refsource": "MISC", "url": "https://support.apple.com/HT210921"}, {"name": "https://support.apple.com/HT210920", "refsource": "MISC", "url": "https://support.apple.com/HT210920"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T07:44:51.287Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://support.apple.com/HT210919"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://support.apple.com/HT210918"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://support.apple.com/HT210921"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://support.apple.com/HT210920"}]}]}, "cveMetadata": {"assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "assignerShortName": "apple", "cveId": "CVE-2020-3836", "datePublished": "2020-02-27T20:45:04.000Z", "dateReserved": "2019-12-18T00:00:00.000Z", "dateUpdated": "2024-08-04T07:44:51.287Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "iOS", "vendor": "Apple", "versions": [{"lessThan": "iOS 13.3.1 and iPadOS 13.3.1", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "macOS", "vendor": "Apple", "versions": [{"lessThan": "macOS Catalina 10.15.3", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "tvOS", "vendor": "Apple", "versions": [{"lessThan": "tvOS 13.3.1", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "watchOS", "vendor": "Apple", "versions": [{"lessThan": "watchOS 6.1.2", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "product-security@apple.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*", "matchCriteriaId": "3DD89B34-EA75-4559-A112-13B489B2502A", "versionEndExcluding": "13.3.1", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "matchCriteriaId": "B4BFEAAB-906E-4F49-A6DB-5717BADD8089", "versionEndExcluding": "13.3.1", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*", "matchCriteriaId": "65C519D7-6C7C-4DDE-9D83-EE31E749AAFF", "versionEndExcluding": "10.15.3", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*", "matchCriteriaId": "7C2B3AC9-FAFE-4819-9538-A072B446BE78", "versionEndExcluding": "13.3.1", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*", "matchCriteriaId": "53578351-17EB-4C7E-B736-78F0D01AF5DA", "versionEndExcluding": "6.1.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An access issue was addressed with improved memory management. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. A malicious application may be able to determine kernel memory layout."}, {"lang": "es", "value": "Se abord\u00f3 un problema de acceso con una administraci\u00f3n de la memoria mejorada. Este problema es corregido en iOS versi\u00f3n 13.3.1 y iPadOS versi\u00f3n 13.3.1, macOS Catalina versi\u00f3n 10.15.3, tvOS versi\u00f3n 13.3.1, watchOS versi\u00f3n 6.1.2. Una aplicaci\u00f3n maliciosa puede ser capaz de determinar el dise\u00f1o de la memoria del kernel."}], "id": "CVE-2020-3836", "lastModified": "2026-06-17T03:19:06.970", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 2.1, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-02-27T21:15:16.553", "references": [{"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/HT210918"}, {"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/HT210919"}, {"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/HT210920"}, {"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/HT210921"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/HT210918"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/HT210919"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/HT210920"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/HT210921"}], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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