{
  "id": "CVE-2018-13305",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2018-07-05T17:29:00.610",
  "lastModified": "2020-01-14T01:15:11.743",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "In FFmpeg 4.0.1, due to a missing check for negative values of the mquant variable, the vc1_put_blocks_clamped function in libavcodec/vc1_block.c may trigger an out-of-array access while converting a crafted AVI file to MPEG4, leading to an information disclosure or a denial of service."
    },
    {
      "lang": "es",
      "value": "En FFmpeg 4.0.1, debido a una comprobaci\u00f3n faltante de valores negativos de la variable mqaunt, la funci\u00f3n vc1_put_blocks_clamped en libavcodec/vc1_block.c podr\u00eda desencadenar un acceso fuera de array al convertir un archivo AVI manipulado a MPEG4, lo que conduce a una divulgaci\u00f3n de informaci\u00f3n o una denegaci\u00f3n de servicio (DoS)."
    }
  ],
  "metrics": {
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      {
        "source": "nvd@nist.gov",
        "type": "Primary",
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          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 8.1,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.2
      }
    ],
    "cvssMetricV2": [
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        "cvssData": {
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          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.8
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
        "impactScore": 4.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
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  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ]
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  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:ffmpeg:ffmpeg:4.0.1:*:*:*:*:*:*:*",
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  "references": [
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00012.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/FFmpeg/FFmpeg/commit/d08d4a8c7387e758d439b0592782e4cfa2b4d6a4",
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}