{
  "id": "CVE-2016-5276",
  "sourceIdentifier": "security@mozilla.org",
  "published": "2016-09-22T22:59:10.113",
  "lastModified": "2018-06-12T01:29:00.987",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "Use-after-free vulnerability in the mozilla::a11y::DocAccessible::ProcessInvalidationList function in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via an aria-owns attribute."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de uso de memoria previamente liberada en la funci\u00f3n mozilla::a11y::DocAccessible::ProcessInvalidationList en Mozilla Firefox en versiones anteriores a la 49.0, Firefox ESR en versiones 45.x anteriores a la 45.4 y Thunderbird en versiones anteriores a la 45.4 permite que los atacantes remotos ejecuten c\u00f3digo arbitrario o provoquen una denegaci\u00f3n de servicio (corrupci\u00f3n de la memoria din\u00e1mica o heap) mediante un atributo aria-owns."
    }
  ],
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          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL"
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        "exploitabilityScore": 3.9,
        "impactScore": 5.9
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          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 10.0,
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        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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  },
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      "type": "Primary",
      "description": [
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  "references": [
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2016-1912.html",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://www.debian.org/security/2016/dsa-3674",
      "source": "security@mozilla.org"
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    {
      "url": "http://www.mozilla.org/security/announce/2016/mfsa2016-85.html",
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      "tags": [
        "Vendor Advisory"
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      "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html",
      "source": "security@mozilla.org"
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    {
      "url": "http://www.securityfocus.com/bid/93049",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://www.securitytracker.com/id/1036852",
      "source": "security@mozilla.org"
    },
    {
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1287721",
      "source": "security@mozilla.org",
      "tags": [
        "Issue Tracking"
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    },
    {
      "url": "https://security.gentoo.org/glsa/201701-15",
      "source": "security@mozilla.org"
    },
    {
      "url": "https://www.mozilla.org/security/advisories/mfsa2016-86/",
      "source": "security@mozilla.org"
    },
    {
      "url": "https://www.mozilla.org/security/advisories/mfsa2016-88/",
      "source": "security@mozilla.org"
    }
  ]
}