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CVE-2017-0099

Status: ModifiedMedium (5.4)—

Hyper-V in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and 2008 R2; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows 10 Gold, 1511, and 1607; and Windows Server 2016 allows guest OS users, running as virtual machines, to cause a denial of service via a crafted application, aka "Hyper-V Denial of Service Vulnerability." This vulnerability is different from those described in CVE-2017-0098, CVE-2017-0074, CVE-2017-0076, and CVE-2017-0097.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (7)

Microsoft — Windows 10Microsoft — Windows 7Microsoft — Windows 8.1Microsoft — Windows Server 2008Microsoft — Windows Server 2012Microsoft — Windows Server 2016Microsoft — Windows Vista

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2017-0099",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 2.3,
          "accessVector": "ADJACENT_NETWORK",
          "vectorString": "AV:A/AC:M/Au:S/C:N/I:N/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 4.4,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.0",
          "baseScore": 5.4,
          "attackVector": "ADJACENT_NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:A/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 4,
        "exploitabilityScore": 1
      }
    ]
  },
  "affected": [
    {
      "source": "secure@microsoft.com",
      "affectedData": [
        {
          "vendor": "Microsoft Corporation",
          "product": "Hyper-V",
          "versions": [
            {
              "status": "affected",
              "version": "Hyper-V in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and 2008 R2; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows 10 Gold, 1511, and 1607; and Windows Server 2016"
            }
          ]
        }
      ]
    }
  ],
  "published": "2017-03-17T00:59:02.680",
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/96640",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.securitytracker.com/id/1037999",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0099",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/96640",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id/1037999",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0099",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Hyper-V in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and 2008 R2; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows 10 Gold, 1511, and 1607; and Windows Server 2016 allows guest OS users, running as virtual machines, to cause a denial of service via a crafted application, aka \"Hyper-V Denial of Service Vulnerability.\" This vulnerability is different from those described in CVE-2017-0098, CVE-2017-0074, CVE-2017-0076, and CVE-2017-0097."
    },
    {
      "lang": "es",
      "value": "Hyper-V en Microsoft Windows Vista SP2; Windows Server 2008 SP2 y 2008 R2; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold y R2; Windows 10 Gold, 1511 y 1607 y Windows Server 2016 permite a usuarios del SO invitado, ejecutándose como máquinas virtuales, provocar una denegación de servicio a través de una aplicación manipulada, vulnerabilidad también conocida como \"Hyper-V Denial of Service Vulnerability\". Esta vulnerabilidad es distinta de aquellas descritas en CVE-2017-0098, CVE-2017-0074, CVE-2017-0076 y CVE-2017-0097."
    }
  ],
  "lastModified": "2026-06-17T00:57:04.327",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
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            },
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            },
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            },
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              "vulnerable": true,
              "matchCriteriaId": "0A0D2704-C058-420B-B368-372D1129E914"
            }
          ],
          "operator": "OR"
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  "sourceIdentifier": "secure@microsoft.com"
}