nvd-json-data-feeds/CVE-2020/CVE-2020-294xx/CVE-2020-29485.json

{
  "id": "CVE-2020-29485",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2020-12-15T18:15:15.490",
  "lastModified": "2023-11-07T03:21:31.117",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in Xen 4.6 through 4.14.x. When acting upon a guest XS_RESET_WATCHES request, not all tracking information is freed. A guest can cause unbounded memory usage in oxenstored. This can lead to a system-wide DoS. Only systems using the Ocaml Xenstored implementation are vulnerable. Systems using the C Xenstored implementation are not vulnerable."
    },
    {
      "lang": "es",
      "value": "Se detect\u00f3 un problema en Xen versiones 4.6 hasta 4.14.x. Cuando se act\u00faa sobre la petici\u00f3n de un invitado XS_RESET_WATCHES, no toda la informaci\u00f3n de seguimiento es liberada. Un invitado puede causar un uso ilimitado de la memoria en oxenstored. Esto puede conllevar a una DoS en todo el sistema. Solo los sistemas que utilizan la implementaci\u00f3n de Ocaml Xenstored son vulnerables. Los sistemas que utilizan la implementaci\u00f3n de C Xenstored no son vulnerables"
    }
  ],
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        "type": "Primary",
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6
      }
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          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 4.9
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 3.9,
        "impactScore": 6.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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      "type": "Primary",
      "description": [
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          "lang": "en",
          "value": "CWE-401"
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  "references": [
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      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2C6M6S3CIMEBACH6O7V4H2VDANMO6TVA/",
      "source": "cve@mitre.org"
    },
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      "source": "cve@mitre.org"
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    {
      "url": "https://xenbits.xenproject.org/xsa/advisory-330.txt",
      "source": "cve@mitre.org",
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        "Third Party Advisory"
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}