{"containers":{"cna":{"affected":[{"product":"TYPO3.CMS","vendor":"TYPO3","versions":[{"status":"affected","version":">= 9.0.0, <= 9.5.24"},{"status":"affected","version":">= 10.0.0, <= 10.4.13"},{"status":"affected","version":">= 11.0.0, <= 11.1.0"}]}],"descriptions":[{"lang":"en","value":"TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 9.5.25, 10.4.14, 11.1.1 requesting invalid or non-existing resources via HTTP triggers the page error handler which again could retrieve content to be shown as error message from another page. This leads to a scenario in which the application is calling itself recursively - amplifying the impact of the initial attack until the limits of the web server are exceeded. This is fixed in versions 9.5.25, 10.4.14, 11.1.1."}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":5.9,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-674","description":"CWE-674 Uncontrolled Recursion","lang":"en","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-405","description":"CWE-405 Asymmetric Resource Consumption (Amplification)","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2021-03-23T01:55:19.000Z","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M"},"references":[{"tags":["x_refsource_MISC"],"url":"https://packagist.org/packages/typo3/cms-core"},{"tags":["x_refsource_CONFIRM"],"url":"https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-4p9g-qgx9-397p"},{"tags":["x_refsource_MISC"],"url":"https://typo3.org/security/advisory/typo3-core-sa-2021-005"}],"source":{"advisory":"GHSA-4p9g-qgx9-397p","discovery":"UNKNOWN"},"title":"Denial of Service in Page Error Handling","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"security-advisories@github.com","ID":"CVE-2021-21359","STATE":"PUBLIC","TITLE":"Denial of Service in Page Error Handling"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"TYPO3.CMS","version":{"version_data":[{"version_value":">= 9.0.0, <= 9.5.24"},{"version_value":">= 10.0.0, <= 10.4.13"},{"version_value":">= 11.0.0, <= 11.1.0"}]}}]},"vendor_name":"TYPO3"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"TYPO3 is an open source PHP based web content management system. 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This is fixed in versions 9.5.25, 10.4.14, 11.1.1."}]},"impact":{"cvss":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":5.9,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-674 Uncontrolled Recursion"}]},{"description":[{"lang":"eng","value":"CWE-405 Asymmetric Resource Consumption (Amplification)"}]}]},"references":{"reference_data":[{"name":"https://packagist.org/packages/typo3/cms-core","refsource":"MISC","url":"https://packagist.org/packages/typo3/cms-core"},{"name":"https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-4p9g-qgx9-397p","refsource":"CONFIRM","url":"https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-4p9g-qgx9-397p"},{"name":"https://typo3.org/security/advisory/typo3-core-sa-2021-005","refsource":"MISC","url":"https://typo3.org/security/advisory/typo3-core-sa-2021-005"}]},"source":{"advisory":"GHSA-4p9g-qgx9-397p","discovery":"UNKNOWN"}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T18:09:15.893Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://packagist.org/packages/typo3/cms-core"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-4p9g-qgx9-397p"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://typo3.org/security/advisory/typo3-core-sa-2021-005"}]}]},"cveMetadata":{"assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","assignerShortName":"GitHub_M","cveId":"CVE-2021-21359","datePublished":"2021-03-23T01:55:19.000Z","dateReserved":"2020-12-22T00:00:00.000Z","dateUpdated":"2024-08-03T18:09:15.893Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}