CVE-2020-27918

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Processing maliciously crafted web content may lead to arbitrary code execution."}], "problemTypes": [{"descriptions": [{"description": "Processing maliciously crafted web content may lead to arbitrary code execution", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-05-01T01:06:23.000Z", "orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/en-us/HT211931"}, {"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/en-us/HT211935"}, {"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/en-us/HT211934"}, {"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/en-us/HT211928"}, {"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/en-us/HT211929"}, {"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/en-us/HT211930"}, {"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/en-us/HT211933"}, {"name": "20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1", "tags": ["mailing-list", "x_refsource_FULLDISC"], "url": "http://seclists.org/fulldisclosure/2020/Dec/32"}, {"name": "[oss-security] 20210322 WebKitGTK and WPE WebKit Security Advisory WSA-2021-0002", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2021/03/22/1"}, {"name": "FEDORA-2021-8070916f7a", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EQ3U3VBSOJB46WCO66TEWE5OAXLTU3YW/"}, {"name": "DSA-4877", "tags": ["vendor-advisory", "x_refsource_DEBIAN"], "url": "https://www.debian.org/security/2021/dsa-4877"}, {"name": "FEDORA-2021-864dc37032", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/"}, {"name": "FEDORA-2021-619711d709", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ/"}, {"name": "GLSA-202104-03", "tags": ["vendor-advisory", "x_refsource_GENTOO"], "url": "https://security.gentoo.org/glsa/202104-03"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "product-security@apple.com", "ID": "CVE-2020-27918", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "watchOS", "version": {"version_data": [{"version_affected": "<", "version_value": "7.1"}]}}, {"product_name": "iOS and iPadOS", "version": {"version_data": [{"version_affected": "<", "version_value": "14.2"}]}}, {"product_name": "tvOS", "version": {"version_data": [{"version_affected": "<", "version_value": "14.2"}]}}, {"product_name": "macOS", "version": {"version_data": [{"version_affected": "<", "version_value": "11.0"}]}}, {"product_name": "macOS", "version": {"version_data": [{"version_affected": "<", "version_value": "12.11"}]}}, {"product_name": "macOS", "version": {"version_data": [{"version_affected": "<", "version_value": "14.0"}]}}, {"product_name": "macOS", "version": {"version_data": [{"version_affected": "<", "version_value": "11.5"}]}}, {"product_name": "macOS", "version": {"version_data": [{"version_affected": "<", "version_value": "11.5"}]}}]}, "vendor_name": "Apple"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A use after free issue was addressed with improved memory management. 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Processing maliciously crafted web content may lead to arbitrary code execution."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Processing maliciously crafted web content may lead to arbitrary code execution"}]}]}, "references": {"reference_data": [{"name": "https://support.apple.com/en-us/HT211931", "refsource": "MISC", "url": "https://support.apple.com/en-us/HT211931"}, {"name": "https://support.apple.com/en-us/HT211935", "refsource": "MISC", "url": "https://support.apple.com/en-us/HT211935"}, {"name": "https://support.apple.com/en-us/HT211934", "refsource": "MISC", "url": "https://support.apple.com/en-us/HT211934"}, {"name": "https://support.apple.com/en-us/HT211928", "refsource": "MISC", "url": "https://support.apple.com/en-us/HT211928"}, {"name": "https://support.apple.com/en-us/HT211929", "refsource": "MISC", "url": "https://support.apple.com/en-us/HT211929"}, {"name": "https://support.apple.com/en-us/HT211930", "refsource": "MISC", "url": 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This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 14.2 and iPadOS 14.2, iCloud for Windows 11.5, Safari 14.0.1, tvOS 14.2, iTunes 12.11 for Windows. Processing maliciously crafted web content may lead to arbitrary code execution."}, {"lang": "es", "value": "Se abord\u00f3 un problema de uso de la memoria previamente liberada, con una administraci\u00f3n de la memoria mejorada.&#xa0;Este problema se corrigi\u00f3 en macOS Big Sur versi\u00f3n 11.0.1, watchOS versi\u00f3n 7.1, iOS versi\u00f3n 14.2 y iPadOS versi\u00f3n 14.2, iCloud para Windows versi\u00f3n 11.5, Safari versi\u00f3n 14.0.1, tvOS versi\u00f3n 14.2, iTunes versi\u00f3n 12.11 para Windows.&#xa0;El procesamiento de contenido web dise\u00f1ado maliciosamente puede conllevar a una ejecuci\u00f3n de c\u00f3digo arbitraria"}], "id": "CVE-2020-27918", "lastModified": "2026-06-17T03:09:52.243", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": 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"https://support.apple.com/en-us/HT211928"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT211929"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT211930"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT211931"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT211933"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT211934"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT211935"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2021/dsa-4877"}], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2025:10364", "cpe": "cpe:/o:redhat:rhel_els:7", "package": "webkitgtk4-0:2.48.3-2.el7_9", "product_name": "Red Hat Enterprise Linux 7 Extended Lifecycle Support", "release_date": "2025-07-07T00:00:00Z"}, {"advisory": "RHSA-2021:4381", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "webkit2gtk3-0:2.32.3-2.el8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2021-11-09T00:00:00Z"}], "bugzilla": {"description": "webkitgtk: Use-after-free leading to arbitrary code execution", "id": "1944323", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1944323"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-416", "details": ["A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 14.2 and iPadOS 14.2, iCloud for Windows 11.5, Safari 14.0.1, tvOS 14.2, iTunes 12.11 for Windows. Processing maliciously crafted web content may lead to arbitrary code execution.", "A use-after-free issue was found in WebKitGTK and WPE WebKit in versions prior to 2.30.6. Processing maliciously crafted web content may lead to arbitrary code execution. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability."], "name": "CVE-2020-27918", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "webkitgtk", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "webkitgtk3", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "webkit2gtk3", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2021-03-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-27918\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-27918\nhttps://webkitgtk.org/security/WSA-2021-0002.html"], "threat_severity": "Moderate"}

{}