Show plain JSON{"id": "CVE-2021-25833", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2021-03-01T16:15:14.510", "references": [{"url": "https://github.com/ONLYOFFICE/DocumentServer", "tags": ["Product", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/ONLYOFFICE/server", "tags": ["Product"], "source": "cve@mitre.org"}, {"url": "https://github.com/ONLYOFFICE/server/blob/v5.6.0.21/DocService/sources/converterservice.js#L200", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/ONLYOFFICE/server/blob/v5.6.0.21/FileConverter/sources/converter.js#L283", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/ONLYOFFICE/server/blob/v5.6.0.21/FileConverter/sources/converter.js#L593", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/merrychap/poc_exploits/tree/master/ONLYOFFICE/CVE-2021-25833", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/ONLYOFFICE/DocumentServer", "tags": ["Product", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/ONLYOFFICE/server", "tags": ["Product"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/ONLYOFFICE/server/blob/v5.6.0.21/DocService/sources/converterservice.js#L200", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/ONLYOFFICE/server/blob/v5.6.0.21/FileConverter/sources/converter.js#L283", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/ONLYOFFICE/server/blob/v5.6.0.21/FileConverter/sources/converter.js#L593", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/merrychap/poc_exploits/tree/master/ONLYOFFICE/CVE-2021-25833", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-22"}]}], "descriptions": [{"lang": "en", "value": "A file extension handling issue was found in [server] module of ONLYOFFICE DocumentServer v4.2.0.71-v5.6.0.21. The file extension is controlled by an attacker through the request data and leads to arbitrary file overwriting. Using this vulnerability, a remote attacker can obtain remote code execution on DocumentServer."}, {"lang": "es", "value": "Se encontr\u00f3 un problema de manejo de extensiones de archivo en el m\u00f3dulo [server] de ONLYOFFICE DocumentServer versiones v4.2.0.71-v5.6.0.21. La extensi\u00f3n del archivo est\u00e1 controlada por un atacante por medio de los datos de una petici\u00f3n y conlleva a una sobrescritura arbitraria del archivo. Con esta vulnerabilidad, un atacante remoto puede obtener una ejecuci\u00f3n de c\u00f3digo remota en DocumentServer"}], "lastModified": "2024-11-21T05:55:29.957", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:onlyoffice:document_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "44FEDB54-DC75-4509-BBC1-1D2342FA95D0", "versionEndIncluding": "5.6.0.21", "versionStartIncluding": "4.2.0.71"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"} 