nvd-json-data-feeds/CVE-2021/CVE-2021-299xx/CVE-2021-29980.json

{
  "id": "CVE-2021-29980",
  "sourceIdentifier": "security@mozilla.org",
  "published": "2021-08-17T20:15:07.680",
  "lastModified": "2024-11-21T06:02:06.390",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Uninitialized memory in a canvas object could have caused an incorrect free() leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91."
    },
    {
      "lang": "es",
      "value": "Una memoria no inicializada en un objeto canvas podr\u00eda haber causado una funci\u00f3n free() incorrecta, conllevando a una corrupci\u00f3n de la memoria y un bloqueo potencialmente explotable. Esta vulnerabilidad afecta a Thunderbird versiones anteriores a 78.13, Thunderbird versiones anteriores a 91, Firefox ESR versiones anteriores a 78.13 y Firefox versiones anteriores a 91."
    }
  ],
  "metrics": {
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        "type": "Primary",
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
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        "exploitabilityScore": 2.8,
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      }
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          "accessVector": "NETWORK",
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          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
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        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
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        "obtainAllPrivilege": false,
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        "obtainOtherPrivilege": false,
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  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
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  "references": [
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      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1722204",
      "source": "security@mozilla.org",
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}