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CVE-2018-0888

Status: ModifiedMedium (5.6)—

The Microsoft Hyper-V Network Switch in 64-bit versions of Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and 1709, Windows Server 2016 and Windows Server, version 1709 allows an information disclosure vulnerability due to how guest operating system input is validated, aka "Hyper-V Information Disclosure Vulnerability".

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 ServerMicrosoft — Windows Server 2008Microsoft — Windows Server 2012Microsoft — Windows Server 2016

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2018-0888",
  "cveTags": [],
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          "baseScore": 4.7,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:M/Au:N/C:C/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "COMPLETE"
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        "acInsufInfo": false,
        "impactScore": 6.9,
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        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.4,
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        "userInteractionRequired": false
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          "vectorString": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 4,
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  "affected": [
    {
      "source": "secure@microsoft.com",
      "affectedData": [
        {
          "vendor": "Microsoft Corporation",
          "product": "Hyper-V Network SwitchHyper-V Network Switch",
          "versions": [
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              "version": "Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and 1709, Windows Server 2016 and Windows Server, version 1709"
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  "published": "2018-03-14T17:29:01.573",
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      "source": "secure@microsoft.com"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
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  "descriptions": [
    {
      "lang": "en",
      "value": "The Microsoft Hyper-V Network Switch in 64-bit versions of Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and 1709, Windows Server 2016 and Windows Server, version 1709 allows an information disclosure vulnerability due to how guest operating system input is validated, aka \"Hyper-V Information Disclosure Vulnerability\"."
    },
    {
      "lang": "es",
      "value": "Microsoft Hyper-V Network Switch en versiones 64-bit de Microsoft Windows Server 2008 SP2 y R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 y R2, Windows 10 Gold, 1511, 1607, 1703 y 1709, Windows Server 2016 y Windows Server en su versión 1709 permite una vulnerabilidad de divulgación de información debido a la forma en la que se validan las entradas del sistema operativo invitado. Esto también se conoce como \"Hyper-V Information Disclosure Vulnerability\"."
    }
  ],
  "lastModified": "2026-06-17T01:31:52.480",
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}