FKIE_CVE-2019-9818

Vulnerability from fkie_nvd - Published: 2019-07-23 14:15 - Updated: 2026-06-17 02:44
Severity
8.3 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
Summary
A race condition is present in the crash generation server used to generate data for the crash reporter. This issue can lead to a use-after-free in the main process, resulting in a potentially exploitable crash and a sandbox escape. *Note: this vulnerability only affects Windows. Other operating systems are unaffected.*. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.
References
security@mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1542581Issue Tracking, Permissions Required
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2019-13/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2019-14/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2019-15/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.mozilla.org/show_bug.cgi?id=1542581Issue Tracking, Permissions Required
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2019-13/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2019-14/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2019-15/Vendor Advisory
Impacted products
Vendor Product Version
mozilla firefox *
mozilla firefox_esr *
mozilla thunderbird *
microsoft windows -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Thunderbird",
          "vendor": "Mozilla",
          "versions": [
            {
              "lessThan": "60.7",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Firefox",
          "vendor": "Mozilla",
          "versions": [
            {
              "lessThan": "67",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Firefox ESR",
          "vendor": "Mozilla",
          "versions": [
            {
              "lessThan": "60.7",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "security@mozilla.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
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              "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "83DEE955-3E09-489F-BE40-2FD33EACF436",
              "versionEndExcluding": "67.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "0AE86A15-DB39-4AA7-992B-FEBC77C52CF3",
              "versionEndExcluding": "60.7",
              "vulnerable": true
            },
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              "matchCriteriaId": "FD578CD5-6B23-4339-BE6F-4FC336F890B2",
              "versionEndExcluding": "60.7",
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            }
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          "negate": false,
          "operator": "OR"
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          "negate": false,
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      "operator": "AND"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A race condition is present in the crash generation server used to generate data for the crash reporter. This issue can lead to a use-after-free in the main process, resulting in a potentially exploitable crash and a sandbox escape. *Note: this vulnerability only affects Windows. Other operating systems are unaffected.*. This vulnerability affects Thunderbird \u003c 60.7, Firefox \u003c 67, and Firefox ESR \u003c 60.7."
    },
    {
      "lang": "es",
      "value": "Se presenta una condici\u00f3n de carrera en el servidor de generaci\u00f3n de bloqueo utilizado para generar datos por el reportero de bloqueo. Este problema puede conllevar a un uso de la memoria previamente liberada en el proceso principal, lo que resulta en un bloqueo explotable potencialmente y un escape del sandbox. * Nota: esta vulnerabilidad solo afecta a Windows. Otros sistemas operativos no est\u00e1n afectados. *. Esta vulnerabilidad afecta a Thunderbird anterior a versi\u00f3n 60.7, Firefox anterior a versi\u00f3n 67 y Firefox ESR anterior a versi\u00f3n 60.7."
    }
  ],
  "id": "CVE-2019-9818",
  "lastModified": "2026-06-17T02:44:39.767",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "HIGH",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.1,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:H/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 4.9,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
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        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.3,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H",
          "version": "3.1"
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        "impactScore": 6.0,
        "source": "nvd@nist.gov",
        "type": "Primary"
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  },
  "published": "2019-07-23T14:15:17.280",
  "references": [
    {
      "source": "security@mozilla.org",
      "tags": [
        "Issue Tracking",
        "Permissions Required"
      ],
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1542581"
    },
    {
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      "tags": [
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      ],
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    },
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    },
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      "tags": [
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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      "url": "https://www.mozilla.org/security/advisories/mfsa2019-13/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      "url": "https://www.mozilla.org/security/advisories/mfsa2019-14/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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      "url": "https://www.mozilla.org/security/advisories/mfsa2019-15/"
    }
  ],
  "sourceIdentifier": "security@mozilla.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-362"
        },
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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