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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:ffmpeg:ffmpeg:3.3.3:*:*:*:*:*:*:*", "matchCriteriaId": "A97A44A7-DFB8-4DA8-8A4A-DBC1FF255D9A", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In libavformat/mxfdec.c in FFmpeg 3.3.3 -> 2.4, a DoS in mxf_read_index_entry_array() due to lack of an EOF (End of File) check might cause huge CPU consumption. When a crafted MXF file, which claims a large \"nb_index_entries\" field in the header but does not contain sufficient backing data, is provided, the loop would consume huge CPU resources, since there is no EOF check inside the loop. Moreover, this big loop can be invoked multiple times if there is more than one applicable data segment in the crafted MXF file."}, {"lang": "es", "value": "En libavformat/mxfdec.c en FFmpeg versi\u00f3n 3.3.3 mayor a 2.4, en DoS una denegaci\u00f3n de servicio en mxf_read_index_entry_array() por una falta de chequeos EOF (End of File) podr\u00eda provocar un enorme consumo de recursos de la CPU. Cuando se proporciona un archivo MXF manipulado que pide un campo \"nb_index_entries\" grande en la cabecera pero no contiene suficientes datos de respaldo, el bucle consumir\u00eda una gran cantidad de recursos de CPU, ya que el bucle no contiene ning\u00fan chequeo EOF. Adem\u00e1s, este gran bucle se invocar\u00eda en m\u00faltiples ocasiones si existe m\u00e1s de un segmento de datos aplicable en el archivo MXF manipulado"}], "id": "CVE-2017-14170", "lastModified": "2021-01-04T19:15:12.797", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.1, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-09-07T06:29:00.267", "references": [{"source": "cve@mitre.org", "url": "http://www.debian.org/security/2017/dsa-3996"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/100700"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/FFmpeg/FFmpeg/commit/900f39692ca0337a98a7cf047e4e2611071810c2"}, {"source": "cve@mitre.org", "url": "https://github.com/FFmpeg/FFmpeg/commit/f173cdfe669556aa92857adafe60cbe5f2aa1210"}, {"source": "cve@mitre.org", "url": "https://lists.debian.org/debian-lts-announce/2019/01/msg00006.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-834"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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