{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-18T11:39:03.546","vulnerabilities":[{"cve":{"id":"CVE-2021-30807","sourceIdentifier":"product-security@apple.com","published":"2021-10-19T14:15:08.313","lastModified":"2025-10-23T18:02:17.297","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.5.1, iOS 14.7.1 and iPadOS 14.7.1, watchOS 7.6.1. An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited."},{"lang":"es","value":"Se abordó un problema de corrupción de memoria con un manejo de memoria mejorado. Este problema es corregido en macOS Big Sur versión 11.5.1, iOS versión 14.7.1 y iPadOS versión 14.7.1, watchOS versión 7.6.1. Una aplicación puede ser capaz de ejecutar código arbitrario con privilegios del kernel. Apple tiene conocimiento de un informe que indica que este problema puede haber sido explotado activamente"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:C/I:C/A:C","baseScore":9.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE"},"baseSeverity":"HIGH","exploitabilityScore":8.6,"impactScore":10.0,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}]},"cisaExploitAdd":"2021-11-03","cisaActionDue":"2021-11-17","cisaRequiredAction":"Apply updates per vendor instructions.","cisaVulnerabilityName":"Apple Multiple Products Memory Corruption Vulnerability","weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-787"}]},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","description":[{"lang":"en","value":"CWE-787"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*","versionEndExcluding":"14.7.1","matchCriteriaId":"3256DA57-B5F3-4F0A-A2E3-9B6841F500B2"},{"vulnerable":true,"criteria":"cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*","versionEndExcluding":"14.7.1","matchCriteriaId":"FBE09A6A-E3F1-4B30-9A67-43D57760AF99"},{"vulnerable":true,"criteria":"cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*","versionEndExcluding":"11.5.1","matchCriteriaId":"43B09858-F227-4AA6-AA8D-370B0ECFD899"},{"vulnerable":true,"criteria":"cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*","versionEndExcluding":"7.6.1","matchCriteriaId":"C2489C5A-0469-4C4B-8D26-3A9A81E6525E"}]}]}],"references":[{"url":"https://support.apple.com/en-us/HT212622","source":"product-security@apple.com","tags":["Release Notes","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT212623","source":"product-security@apple.com","tags":["Release Notes","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT212713","source":"product-security@apple.com","tags":["Release Notes","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT212622","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Release Notes","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT212623","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Release Notes","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT212713","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Release Notes","Vendor Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30807","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":["Third Party Advisory","US Government Resource"]}]}}]}