{"containers": {"cna": {"affected": [{"product": "TYPO3 CMS", "vendor": "TYPO3", "versions": [{"status": "affected", "version": ">= 9.0.0, < 9.5.20"}, {"status": "affected", "version": ">= 10.0.0, 10.4.6"}]}], "descriptions": [{"lang": "en", "value": "In TYPO3 CMS greater than or equal to 9.0.0 and less than 9.5.20, and greater than or equal to 10.0.0 and less than 10.4.6, in a case where an attacker manages to generate a valid cryptographic message authentication code (HMAC-SHA1) - either by using a different existing vulnerability or in case the internal encryptionKey was exposed - it is possible to retrieve arbitrary files of a TYPO3 installation. This includes the possibility to fetch typo3conf/LocalConfiguration.php, which again contains the encryptionKey as well as credentials of the database management system being used. In case a database server is directly accessible either via internet or in a shared hosting network, this allows the ability to completely retrieve, manipulate or delete database contents. This includes creating an administration user account - which can be used to trigger remote code execution by injecting custom extensions. This has been patched in versions 9.5.20 and 10.4.6."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-200", "description": "CWE-200: Exposure of Sensitive Information to an Unauthorized Actor", "lang": "en", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-20", "description": "CWE-20: Improper Input Validation", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-07-29T16:15:15", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-3x94-fv5h-5q2c"}, {"tags": ["x_refsource_MISC"], "url": "https://typo3.org/security/advisory/typo3-core-sa-2020-007"}], "source": {"advisory": "GHSA-3x94-fv5h-5q2c", "discovery": "UNKNOWN"}, "title": "Exposure of Sensitive Information to an Unauthorized Actor in TYPO3 CMS", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "[email protected]", "ID": "CVE-2020-15099", "STATE": "PUBLIC", "TITLE": "Exposure of Sensitive Information to an Unauthorized Actor in TYPO3 CMS"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "TYPO3 CMS", "version": {"version_data": [{"version_value": ">= 9.0.0, < 9.5.20"}, {"version_value": ">= 10.0.0, 10.4.6"}]}}]}, "vendor_name": "TYPO3"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "In TYPO3 CMS greater than or equal to 9.0.0 and less than 9.5.20, and greater than or equal to 10.0.0 and less than 10.4.6, in a case where an attacker manages to generate a valid cryptographic message authentication code (HMAC-SHA1) - either by using a different existing vulnerability or in case the internal encryptionKey was exposed - it is possible to retrieve arbitrary files of a TYPO3 installation. This includes the possibility to fetch typo3conf/LocalConfiguration.php, which again contains the encryptionKey as well as credentials of the database management system being used. In case a database server is directly accessible either via internet or in a shared hosting network, this allows the ability to completely retrieve, manipulate or delete database contents. This includes creating an administration user account - which can be used to trigger remote code execution by injecting custom extensions. This has been patched in versions 9.5.20 and 10.4.6."}]}, "impact": {"cvss": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-200: Exposure of Sensitive Information to an Unauthorized Actor"}]}, {"description": [{"lang": "eng", "value": "CWE-20: Improper Input Validation"}]}]}, "references": {"reference_data": [{"name": "https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-3x94-fv5h-5q2c", "refsource": "CONFIRM", "url": "https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-3x94-fv5h-5q2c"}, {"name": "https://typo3.org/security/advisory/typo3-core-sa-2020-007", "refsource": "MISC", "url": "https://typo3.org/security/advisory/typo3-core-sa-2020-007"}]}, "source": {"advisory": "GHSA-3x94-fv5h-5q2c", "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T13:08:22.299Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-3x94-fv5h-5q2c"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://typo3.org/security/advisory/typo3-core-sa-2020-007"}]}]}, "cveMetadata": {"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2020-15099", "datePublished": "2020-07-29T16:15:15", "dateReserved": "2020-06-25T00:00:00", "dateUpdated": "2024-08-04T13:08:22.299Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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This includes the possibility to fetch typo3conf/LocalConfiguration.php, which again contains the encryptionKey as well as credentials of the database management system being used. In case a database server is directly accessible either via internet or in a shared hosting network, this allows the ability to completely retrieve, manipulate or delete database contents. This includes creating an administration user account - which can be used to trigger remote code execution by injecting custom extensions. This has been patched in versions 9.5.20 and 10.4.6."}, {"lang": "es", "value": "En TYPO3 CMS versiones posteriores o igual a 9.0.0 y anteriores a 9.5.20, y versiones posteriores o igual a 10.0.0 y anteriores a 10.4.6, en un caso en el que un atacante logra generar un c\u00f3digo de autenticaci\u00f3n de mensaje criptogr\u00e1fico v\u00e1lido (HMAC-SHA1), ya sea mediante el uso de una vulnerabilidad existente diferente o en caso de que la encryptionKey interna estuviera expuesta, es posible recuperar archivos arbitrarios de una instalaci\u00f3n TYPO3. Esto incluye la posibilidad de recuperar el archivo typo3conf/LocalConfiguration.php, que nuevamente contiene la encryptionKey, as\u00ed como las credenciales del sistema de administraci\u00f3n de la base de datos que se est\u00e1 usando. 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{}