{"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 out-of-bounds read was addressed with improved input validation. 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. Processing a maliciously crafted image may lead to arbitrary code execution."},{"lang":"es","value":"Se abordó una lectura fuera de límites con una comprobación de entrada mejorada. Este problema es corregido en iOS versión 13.3.1 y iPadOS versión 13.3.1, macOS Catalina versión 10.15.3, tvOS versión 13.3.1, watchOS versión 6.1.2. El procesamiento de una imagen diseñada maliciosamente puede conllevar a una ejecución de código arbitrario."}],"id":"CVE-2020-3870","lastModified":"2026-06-17T03:19:10.617","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"MEDIUM","accessVector":"NETWORK","authentication":"NONE","availabilityImpact":"PARTIAL","baseScore":6.8,"confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","vectorString":"AV:N/AC:M/Au:N/C:P/I:P/A:P","version":"2.0"},"exploitabilityScore":8.6,"impactScore":6.4,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":true}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.1"},"exploitabilityScore":1.8,"impactScore":5.9,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2020-02-27T21:15:18.350","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":"CWE-125"}],"source":"nvd@nist.gov","type":"Primary"}]}