nvd-json-data-feeds/CVE-2021/CVE-2021-287xx/CVE-2021-28700.json

{
  "id": "CVE-2021-28700",
  "sourceIdentifier": "security@xen.org",
  "published": "2021-08-27T19:15:07.880",
  "lastModified": "2023-11-07T03:32:19.790",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "xen/arm: No memory limit for dom0less domUs The dom0less feature allows an administrator to create multiple unprivileged domains directly from Xen. Unfortunately, the memory limit from them is not set. This allow a domain to allocate memory beyond what an administrator originally configured."
    },
    {
      "lang": "es",
      "value": "xen/arm: No se presenta un l\u00edmite de memoria para dom0less domUs. La funcionalidad dom0less permite a un administrador crear m\u00faltiples dominios no privilegiado directamente desde Xen. Desafortunadamente, el l\u00edmite de memoria de los mismos no est\u00e1 ajustado. Esto permite a un dominio asignar memoria m\u00e1s all\u00e1 de lo que un administrador configur\u00f3 originalmente."
    }
  ],
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        "type": "Primary",
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          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "HIGH",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 4.9,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 1.2,
        "impactScore": 3.6
      }
    ],
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        "type": "Primary",
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          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:C",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "SINGLE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 6.8
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.0,
        "impactScore": 6.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
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    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-770"
        }
      ]
    }
  ],
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  "references": [
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2VQCFAPBNGBBAOMJZG6QBREOG5IIDZID/",
      "source": "security@xen.org"
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FZCNPSRPGFCQRYE2BI4D4Q4SCE56ANV2/",
      "source": "security@xen.org"
    },
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      "source": "security@xen.org"
    },
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      "url": "https://security.gentoo.org/glsa/202208-23",
      "source": "security@xen.org",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.debian.org/security/2021/dsa-4977",
      "source": "security@xen.org",
      "tags": [
        "Third Party Advisory"
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    },
    {
      "url": "https://xenbits.xenproject.org/xsa/advisory-383.txt",
      "source": "security@xen.org",
      "tags": [
        "Vendor Advisory"
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    }
  ]
}