CVE-2021-30998

{"containers": {"cna": {"affected": [{"product": "iOS and iPadOS", "vendor": "Apple", "versions": [{"lessThan": "15.2", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "A S/MIME issue existed in the handling of encrypted email. This issue was addressed with improved selection of the encryption certificate. This issue is fixed in iOS 15.2 and iPadOS 15.2. A sender's email address may be leaked when sending an S/MIME encrypted email using a certificate with more than one email address."}], "problemTypes": [{"descriptions": [{"description": "A sender's email address may be leaked when sending an S/MIME encrypted email using a certificate with more than one email address", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2022-05-26T16:58:34.000Z", "orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/en-us/HT212976"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "product-security@apple.com", "ID": "CVE-2021-30998", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "iOS and iPadOS", "version": {"version_data": [{"version_affected": "<", "version_value": "15.2"}]}}]}, "vendor_name": "Apple"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A S/MIME issue existed in the handling of encrypted email. This issue was addressed with improved selection of the encryption certificate. This issue is fixed in iOS 15.2 and iPadOS 15.2. A sender's email address may be leaked when sending an S/MIME encrypted email using a certificate with more than one email address."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "A sender's email address may be leaked when sending an S/MIME encrypted email using a certificate with more than one email address"}]}]}, "references": {"reference_data": [{"name": "https://support.apple.com/en-us/HT212976", "refsource": "MISC", "url": "https://support.apple.com/en-us/HT212976"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T22:48:14.259Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://support.apple.com/en-us/HT212976"}]}]}, "cveMetadata": {"assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "assignerShortName": "apple", "cveId": "CVE-2021-30998", "datePublished": "2021-08-24T18:51:36.000Z", "dateReserved": "2021-04-13T00:00:00.000Z", "dateUpdated": "2024-08-03T22:48:14.259Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "iOS and iPadOS", "vendor": "Apple", "versions": [{"lessThan": "15.2", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "product-security@apple.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*", "matchCriteriaId": "CCE4E546-A0DD-4E9E-A6B9-C19B04D77466", "versionEndExcluding": "15.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "matchCriteriaId": "7FB904C1-43D1-4583-8729-5D1B1746A54C", "versionEndExcluding": "15.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A S/MIME issue existed in the handling of encrypted email. This issue was addressed with improved selection of the encryption certificate. This issue is fixed in iOS 15.2 and iPadOS 15.2. A sender's email address may be leaked when sending an S/MIME encrypted email using a certificate with more than one email address."}, {"lang": "es", "value": "Exist\u00eda un problema de S/MIME en el manejo del correo electr\u00f3nico cifrado. Este problema se solucion\u00f3 con la mejora de la selecci\u00f3n del certificado de cifrado. Este problema se ha solucionado en iOS 15.2 y iPadOS 15.2. La direcci\u00f3n de correo electr\u00f3nico de un remitente puede filtrarse al enviar un correo electr\u00f3nico cifrado S/MIME utilizando un certificado con m\u00e1s de una direcci\u00f3n de correo electr\u00f3nico"}], "id": "CVE-2021-30998", "lastModified": "2026-06-17T03:51:17.163", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-08-24T19:15:24.337", "references": [{"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/HT212976"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://support.apple.com/en-us/HT212976"}], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}