fkie_cve-2019-9721
Vulnerability from fkie_nvd
Published
2019-03-12 09:29
Modified
2024-11-21 04:52
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Summary
A denial of service in the subtitle decoder in FFmpeg 3.2 and 4.1 allows attackers to hog the CPU via a crafted video file in Matroska format, because handle_open_brace in libavcodec/htmlsubtitles.c has a complex format argument to sscanf.
References
cve@mitre.orghttp://www.securityfocus.com/bid/107384Broken Link
cve@mitre.orghttps://git.ffmpeg.org/gitweb/ffmpeg.git/commit/894995c41e0795c7a44f81adc4838dedc3932e65Mailing List, Patch, Third Party Advisory
cve@mitre.orghttps://github.com/FFmpeg/FFmpeg/commit/273f2755ce8635d42da3cde0eeba15b2e7842774Patch, Third Party Advisory
cve@mitre.orghttps://usn.ubuntu.com/3967-1/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/107384Broken Link
af854a3a-2127-422b-91ae-364da2661108https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/894995c41e0795c7a44f81adc4838dedc3932e65Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/FFmpeg/FFmpeg/commit/273f2755ce8635d42da3cde0eeba15b2e7842774Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/3967-1/Third Party Advisory
Impacted products
Vendor Product Version
ffmpeg ffmpeg 3.2
ffmpeg ffmpeg 4.1
canonical ubuntu_linux 18.04
canonical ubuntu_linux 18.10
canonical ubuntu_linux 19.04


To clipboard 

{
  "configurations": [
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              "matchCriteriaId": "21F765CB-B78E-42A3-BB22-D9FC515694B3",
              "vulnerable": true
            },
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              "matchCriteriaId": "DC791808-C7E8-4298-9FB1-C1D72C573255",
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A denial of service in the subtitle decoder in FFmpeg 3.2 and 4.1 allows attackers to hog the CPU via a crafted video file in Matroska format, because handle_open_brace in libavcodec/htmlsubtitles.c has a complex format argument to sscanf."
    },
    {
      "lang": "es",
      "value": "Una denegaci\u00f3n de servicio en el decodificador de subt\u00edtulos en FFmpeg versi\u00f3n 3.2 y 4.1 permite a los atacantes acaparar la CPU a trav\u00e9s de un archivo de v\u00eddeo elaborado en formato Matroska, porque handle_open_brace en libavcodec/htmlsubtitles.c tiene un argumento de formato complejo para sscanf"
    }
  ],
  "id": "CVE-2019-9721",
  "lastModified": "2024-11-21T04:52:10.573",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "version": "2.0"
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        "exploitabilityScore": 8.6,
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        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
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        "type": "Primary",
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          "attackVector": "NETWORK",
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          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
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          "scope": "UNCHANGED",
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
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  "published": "2019-03-12T09:29:00.577",
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  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
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        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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