{"containers":{"cna":{"affected":[{"product":"iOS and iPadOS","vendor":"Apple","versions":[{"lessThan":"15.1","status":"affected","version":"unspecified","versionType":"custom"}]},{"product":"iOS and iPadOS","vendor":"Apple","versions":[{"lessThan":"14.8","status":"affected","version":"unspecified","versionType":"custom"}]}],"descriptions":[{"lang":"en","value":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1. A malicious application may be able to execute arbitrary code with kernel privileges."}],"problemTypes":[{"descriptions":[{"description":"A malicious application may be able to execute arbitrary code with kernel privileges","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2022-01-20T20:06:13.000Z","orgId":"286789f9-fbc2-4510-9f9a-43facdede74c","shortName":"apple"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"https://support.apple.com/kb/HT212872"},{"tags":["x_refsource_MISC"],"url":"https://support.apple.com/en-us/HT212867"},{"tags":["x_refsource_MISC"],"url":"https://support.apple.com/en-us/HT212868"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"product-security@apple.com","ID":"CVE-2021-30900","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"iOS and iPadOS","version":{"version_data":[{"version_affected":"<","version_value":"15.1"}]}},{"product_name":"iOS and iPadOS","version":{"version_data":[{"version_affected":"<","version_value":"14.8"}]}}]},"vendor_name":"Apple"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1. A malicious application may be able to execute arbitrary code with kernel privileges."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"A malicious application may be able to execute arbitrary code with kernel privileges"}]}]},"references":{"reference_data":[{"name":"https://support.apple.com/kb/HT212872","refsource":"CONFIRM","url":"https://support.apple.com/kb/HT212872"},{"name":"https://support.apple.com/en-us/HT212867","refsource":"MISC","url":"https://support.apple.com/en-us/HT212867"},{"name":"https://support.apple.com/en-us/HT212868","refsource":"MISC","url":"https://support.apple.com/en-us/HT212868"}]}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T22:48:13.862Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://support.apple.com/kb/HT212872"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://support.apple.com/en-us/HT212867"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://support.apple.com/en-us/HT212868"}]},{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.8,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"id":"CVE-2021-30900","role":"CISA Coordinator","options":[{"Exploitation":"active"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2025-01-29T17:29:24.750587Z"}}},{"other":{"type":"kev","content":{"dateAdded":"2023-03-30","reference":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30900"}}}],"references":[{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30900","tags":["government-resource"]}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-787","description":"CWE-787 Out-of-bounds Write"}]}],"timeline":[{"time":"2023-03-30T00:00:00.000Z","lang":"en","value":"CVE-2021-30900 added to CISA KEV"}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-10-21T23:25:36.697Z"}}]},"cveMetadata":{"assignerOrgId":"286789f9-fbc2-4510-9f9a-43facdede74c","assignerShortName":"apple","cveId":"CVE-2021-30900","datePublished":"2021-08-24T18:50:04.000Z","dateReserved":"2021-04-13T00:00:00.000Z","dateUpdated":"2025-10-21T23:25:36.697Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}