{"affected":[{"affectedData":[{"product":"macOS","vendor":"Apple","versions":[{"lessThan":"10.15","status":"affected","version":"unspecified","versionType":"custom"}]}],"source":"product-security@apple.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*","matchCriteriaId":"760AE295-2E39-4DA3-A384-01A5D4A131AD","versionEndExcluding":"10.13.6","versionStartIncluding":"10.13","vulnerable":true},{"criteria":"cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*","matchCriteriaId":"6DE2B03F-94EE-4E32-B366-FE31A7031403","versionEndExcluding":"10.14.6","versionStartIncluding":"10.14","vulnerable":true},{"criteria":"cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*","matchCriteriaId":"71D69BB6-E786-47CE-B7DC-57274C9EFFC9","versionEndExcluding":"10.15.4","versionStartIncluding":"10.15","vulnerable":true},{"criteria":"cpe:2.3:o:apple:mac_os_x:10.13.6:-:*:*:*:*:*:*","matchCriteriaId":"297D2D0C-EA9D-4B2C-9357-D88DB6C7143A","vulnerable":true},{"criteria":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2018-002:*:*:*:*:*:*","matchCriteriaId":"0D845143-1B4D-478B-B83E-8F1664CBCAC3","vulnerable":true},{"criteria":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2018-003:*:*:*:*:*:*","matchCriteriaId":"23C6DF6A-9A30-4F9E-BD9C-C19D8551C6DA","vulnerable":true},{"criteria":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-001:*:*:*:*:*:*","matchCriteriaId":"754A2DF4-8724-4448-A2AB-AC5442029CB7","vulnerable":true},{"criteria":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-002:*:*:*:*:*:*","matchCriteriaId":"D392C777-1949-4920-B459-D083228E4688","vulnerable":true},{"criteria":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-003:*:*:*:*:*:*","matchCriteriaId":"68B0A232-F2A4-4B87-99EB-3A532DFA87DA","vulnerable":true},{"criteria":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-004:*:*:*:*:*:*","matchCriteriaId":"0DF528F7-0F1E-4E55-A088-91327E3C360C","vulnerable":true},{"criteria":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-005:*:*:*:*:*:*","matchCriteriaId":"E222445A-D398-47C8-9639-4BAE36B69AA1","vulnerable":true},{"criteria":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-006:*:*:*:*:*:*","matchCriteriaId":"9425DAC8-038D-4B09-A074-3780AED912FA","vulnerable":true},{"criteria":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-007:*:*:*:*:*:*","matchCriteriaId":"8EA63C1C-1EEC-4961-A7B7-439D21293B99","vulnerable":true},{"criteria":"cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-001:*:*:*:*:*:*","matchCriteriaId":"B2F5D631-2306-4526-BEE5-22456D95ABAB","vulnerable":true},{"criteria":"cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:*","matchCriteriaId":"693E7DAE-BBF0-4D48-9F8A-20DDBD4AAC0C","vulnerable":true},{"criteria":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001:*:*:*:*:*:*","matchCriteriaId":"CFE26ECC-A2C2-4501-9950-510DE0E1BD86","vulnerable":true},{"criteria":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002:*:*:*:*:*:*","matchCriteriaId":"26108BEF-0847-4AB0-BD98-35344DFA7835","vulnerable":true},{"criteria":"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:*","matchCriteriaId":"0FD3467D-7679-479F-9C0B-A93F7CD0929D","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"A use after free issue was addressed with improved memory management. This issue is fixed in macOS Catalina 10.15.4, Security Update 2020-002 Mojave, Security Update 2020-002 High Sierra. A malicious application may be able to execute arbitrary code with kernel privileges."},{"lang":"es","value":"Se abordó un problema de uso de memoria previamente liberada con una administración de memoria mejorada. Este problema se ha corregido en macOS Catalina versión 10.15.4, Actualización de seguridad 2020-002 Mojave, Actualización de seguridad 2020-002 High Sierra. Una aplicación maliciosa puede ser capaz de ejecutar código arbitrario con privilegios del kernel"}],"id":"CVE-2020-3886","lastModified":"2026-06-17T03:19:12.197","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"HIGH","cvssData":{"accessComplexity":"MEDIUM","accessVector":"NETWORK","authentication":"NONE","availabilityImpact":"COMPLETE","baseScore":9.3,"confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","vectorString":"AV:N/AC:M/Au:N/C:C/I:C/A:C","version":"2.0"},"exploitabilityScore":8.6,"impactScore":10.0,"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":"2021-12-23T20:15:08.827","references":[{"source":"product-security@apple.com","tags":["Vendor Advisory"],"url":"https://support.apple.com/en-us/HT211100"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://support.apple.com/en-us/HT211100"}],"sourceIdentifier":"product-security@apple.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-416"}],"source":"nvd@nist.gov","type":"Primary"}]}