FKIE_CVE-2019-11746

Vulnerability from fkie_nvd - Published: 2019-09-27 18:15 - Updated: 2025-11-25 17:50
Summary
A use-after-free vulnerability can occur while manipulating video elements if the body is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.
References
security@mozilla.orghttp://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html
security@mozilla.orghttp://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html
security@mozilla.orghttp://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html
security@mozilla.orghttp://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html
security@mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1564449Issue Tracking, Permissions Required, Vendor Advisory
security@mozilla.orghttps://security.gentoo.org/glsa/201911-07
security@mozilla.orghttps://usn.ubuntu.com/4150-1/
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2019-25/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2019-26/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2019-27/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2019-29/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2019-30/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.mozilla.org/show_bug.cgi?id=1564449Issue Tracking, Permissions Required, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201911-07
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/4150-1/
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2019-25/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2019-26/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2019-27/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2019-29/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2019-30/Vendor Advisory
Impacted products

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "D231E5FC-4EBD-425A-95A9-634A155E2A33",
              "versionEndExcluding": "60.9.0",
              "vulnerable": true
            },
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              "matchCriteriaId": "299AA921-46BD-4E9F-8D74-F304F44C6EB4",
              "versionEndExcluding": "69.0",
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              "matchCriteriaId": "FE2AF870-C78F-49CA-B92B-F2E82F1C0B98",
              "versionEndExcluding": "68.1.0",
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            },
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              "matchCriteriaId": "6767554B-7534-4C6A-8E34-F389CD3B8934",
              "versionEndExcluding": "60.9.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "1BA30451-E9AB-4FAE-AA49-91FCCFBE3377",
              "versionEndExcluding": "68.1.0",
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            }
          ],
          "negate": false,
          "operator": "OR"
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      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A use-after-free vulnerability can occur while manipulating video elements if the body is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Firefox \u003c 69, Thunderbird \u003c 68.1, Thunderbird \u003c 60.9, Firefox ESR \u003c 60.9, and Firefox ESR \u003c 68.1."
    },
    {
      "lang": "es",
      "value": "Se puede presentar una vulnerabilidad de uso de la memoria previamente liberada despu\u00e9s de manipular elementos de video si el cuerpo es liberado mientras todav\u00eda se encuentra en uso. Esto resulta en un bloqueo potencialmente explotable. Esta vulnerabilidad afecta a Firefox versiones anteriores a 69, Thunderbird versiones anteriores a 68.1, Thunderbird versiones anteriores a 60.9, Firefox versiones anteriores a 60.9 y Firefox ESR versiones anteriores a 68.1."
    }
  ],
  "id": "CVE-2019-11746",
  "lastModified": "2025-11-25T17:50:16.803",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.8,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.1"
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        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
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  },
  "published": "2019-09-27T18:15:12.333",
  "references": [
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      "source": "security@mozilla.org",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html"
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      "source": "security@mozilla.org",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html"
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      "url": "https://security.gentoo.org/glsa/201911-07"
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      "source": "security@mozilla.org",
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    },
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      "source": "security@mozilla.org",
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      "url": "https://www.mozilla.org/security/advisories/mfsa2019-29/"
    },
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      "source": "security@mozilla.org",
      "tags": [
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      "url": "https://www.mozilla.org/security/advisories/mfsa2019-30/"
    },
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      "tags": [
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      "url": "https://www.mozilla.org/security/advisories/mfsa2019-30/"
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  "sourceIdentifier": "security@mozilla.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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