nvd-json-data-feeds/CVE-2020/CVE-2020-276xx/CVE-2020-27672.json

{
  "id": "CVE-2020-27672",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2020-10-22T21:15:13.950",
  "lastModified": "2023-11-07T03:20:58.547",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a host OS denial of service, achieve data corruption, or possibly gain privileges by exploiting a race condition that leads to a use-after-free involving 2MiB and 1GiB superpages."
    },
    {
      "lang": "es",
      "value": "Se detect\u00f3 un problema en Xen versiones hasta 4.14.x, permitiendo a usuarios del SO invitado x86 causar una denegaci\u00f3n de servicio del SO host, lograr una corrupci\u00f3n de datos o posiblemente alcanzar privilegios mediante la explotaci\u00f3n de una condici\u00f3n de carrera que conlleva a un uso de la memoria previamente liberada involucrando a superp\u00e1ginas de 2MiB y 1GiB"
    }
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          "attackVector": "LOCAL",
          "attackComplexity": "HIGH",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 7.0,
          "baseSeverity": "HIGH"
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        "exploitabilityScore": 1.0,
        "impactScore": 5.9
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          "baseScore": 6.9
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        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 3.4,
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        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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  },
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