CVE-2020-1909

{"containers": {"cna": {"affected": [{"product": "WhatsApp Business for iOS", "vendor": "Facebook", "versions": [{"status": "affected", "version": "2.20.111"}, {"lessThan": "2.20.111", "status": "affected", "version": "unspecified", "versionType": "custom"}, {"lessThan": "unspecified", "status": "affected", "version": "2.20.81", "versionType": "custom"}]}, {"product": "WhatsApp for iOS", "vendor": "Facebook", "versions": [{"status": "affected", "version": "2.20.111"}, {"lessThan": "2.20.111", "status": "affected", "version": "unspecified", "versionType": "custom"}, {"lessThan": "unspecified", "status": "affected", "version": "2.20.81", "versionType": "custom"}]}], "dateAssigned": "2020-11-03T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "A use-after-free in a logging library in WhatsApp for iOS prior to v2.20.111 and WhatsApp Business for iOS prior to v2.20.111 could have resulted in memory corruption, crashes and potentially code execution. This could have happened only if several events occurred together in sequence, including receiving an animated sticker while placing a WhatsApp video call on hold."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-416", "description": "CWE-416: Use After Free", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-11-03T19:15:17.000Z", "orgId": "4fc57720-52fe-4431-a0fb-3d2c8747b827", "shortName": "facebook"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://www.whatsapp.com/security/advisories/2020/"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve-assign@fb.com", "DATE_ASSIGNED": "2020-11-03", "ID": "CVE-2020-1909", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "WhatsApp Business for iOS", "version": {"version_data": [{"version_affected": "!=>", "version_value": "2.20.111"}, {"version_affected": "<", "version_value": "2.20.111"}, {"version_affected": ">=", "version_value": "2.20.81"}]}}, {"product_name": "WhatsApp for iOS", "version": {"version_data": [{"version_affected": "!=>", "version_value": "2.20.111"}, {"version_affected": "<", "version_value": "2.20.111"}, {"version_affected": ">=", "version_value": "2.20.81"}]}}]}, "vendor_name": "Facebook"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A use-after-free in a logging library in WhatsApp for iOS prior to v2.20.111 and WhatsApp Business for iOS prior to v2.20.111 could have resulted in memory corruption, crashes and potentially code execution. This could have happened only if several events occurred together in sequence, including receiving an animated sticker while placing a WhatsApp video call on hold."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-416: Use After Free"}]}]}, "references": {"reference_data": [{"name": "https://www.whatsapp.com/security/advisories/2020/", "refsource": "CONFIRM", "url": "https://www.whatsapp.com/security/advisories/2020/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T06:53:59.797Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://www.whatsapp.com/security/advisories/2020/"}]}]}, "cveMetadata": {"assignerOrgId": "4fc57720-52fe-4431-a0fb-3d2c8747b827", "assignerShortName": "facebook", "cveId": "CVE-2020-1909", "datePublished": "2020-11-03T19:15:17.000Z", "dateReserved": "2019-12-02T00:00:00.000Z", "dateUpdated": "2024-08-04T06:53:59.797Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "WhatsApp Business for iOS", "vendor": "Facebook", "versions": [{"status": "affected", "version": "2.20.111"}, {"lessThan": "2.20.111", "status": "affected", "version": "unspecified", "versionType": "custom"}, {"lessThan": "unspecified", "status": "affected", "version": "2.20.81", "versionType": "custom"}]}, {"product": "WhatsApp for iOS", "vendor": "Facebook", "versions": [{"status": "affected", "version": "2.20.111"}, {"lessThan": "2.20.111", "status": "affected", "version": "unspecified", "versionType": "custom"}, {"lessThan": "unspecified", "status": "affected", "version": "2.20.81", "versionType": "custom"}]}], "source": "cve-assign@fb.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:*:iphone_os:*:*", "matchCriteriaId": "94A5904E-1921-4B50-93DD-1D82CBC1DF9B", "versionEndExcluding": "2.20.111", "vulnerable": true}, {"criteria": "cpe:2.3:a:whatsapp:whatsapp_business:*:*:*:*:*:iphone_os:*:*", "matchCriteriaId": "1B569A24-2305-4924-9AB7-2EB6F1B27685", "versionEndExcluding": "2.20.111", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A use-after-free in a logging library in WhatsApp for iOS prior to v2.20.111 and WhatsApp Business for iOS prior to v2.20.111 could have resulted in memory corruption, crashes and potentially code execution. This could have happened only if several events occurred together in sequence, including receiving an animated sticker while placing a WhatsApp video call on hold."}, {"lang": "es", "value": "Un uso de la memoria previamente liberada en una biblioteca de registro en WhatsApp para iOS anterior a versi\u00f3n v2.20.111 y WhatsApp Business para iOS anterior a versi\u00f3n v2.20.111, podr\u00eda haber resultado en una corrupci\u00f3n de la memoria, fallos y potencialmente una ejecuci\u00f3n de c\u00f3digo.&#xa0;Esto podr\u00eda haber sucedido solo si varios eventos ocurrieron juntos en secuencia, incluyendo la recepci\u00f3n de una pegatina animada mientras se coloca una videollamada de WhatsApp en espera"}], "id": "CVE-2020-1909", "lastModified": "2026-06-17T03:02:35.833", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-11-03T20:15:12.470", "references": [{"source": "cve-assign@fb.com", "tags": ["Vendor Advisory"], "url": "https://www.whatsapp.com/security/advisories/2020/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.whatsapp.com/security/advisories/2020/"}], "sourceIdentifier": "cve-assign@fb.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "cve-assign@fb.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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