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CVE-2018-0957

Status: ModifiedMedium (5.3)—

An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka "Hyper-V Information Disclosure Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-0964.

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 (5)

Microsoft — Windows 10Microsoft — Windows 8.1Microsoft — Windows RT 8.1Microsoft — Windows Server 2012Microsoft — Windows Server 2016

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2018-0957",
  "cveTags": [],
  "metrics": {
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          "baseScore": 1.9,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:M/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
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        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.4,
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        "obtainOtherPrivilege": false,
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    "cvssMetricV30": [
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          "vectorString": "CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
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          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 4,
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      }
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  "affected": [
    {
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          "versions": [
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              "version": "Version 1511 for x64-based Systems"
            },
            {
              "status": "affected",
              "version": "Version 1607 for x64-based Systems"
            },
            {
              "status": "affected",
              "version": "Version 1703 for x64-based Systems"
            },
            {
              "status": "affected",
              "version": "Version 1709 for x64-based Systems"
            },
            {
              "status": "affected",
              "version": "x64-based Systems"
            }
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          "product": "Windows 10 Servers",
          "versions": [
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              "version": "version 1709  (Server Core Installation)"
            }
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    }
  ],
  "published": "2018-04-12T01:29:06.363",
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/103628",
      "tags": [
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      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.securitytracker.com/id/1040662",
      "tags": [
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        "VDB Entry"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0957",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/103628",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka \"Hyper-V Information Disclosure Vulnerability.\" This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-0964."
    },
    {
      "lang": "es",
      "value": "Existe una vulnerabilidad de divulgación de información cuando Windows Hyper-V, en un sistema operativo host, valida incorrectamente entradas de un usuario autenticado en un sistema operativo invitado. Esto también se conoce como \"Hyper-V Information Disclosure Vulnerability\". Esto afecta a Windows Server 2012 R2, Windows RT 8.1, Windows Server 2016, Windows 8.1, Windows 10 y Windows 10 Servers. El ID de este CVE es diferente de CVE-2018-0964."
    }
  ],
  "lastModified": "2026-06-17T01:32:00.830",
  "configurations": [
    {
      "nodes": [
        {
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  "sourceIdentifier": "secure@microsoft.com"
}