gsd-2018-8438
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
A denial of service vulnerability exists when Microsoft Hyper-V Network Switch on a host server fails to properly validate input from a privileged user on a guest operating system, aka "Windows Hyper-V Denial of Service 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-2018-8436, CVE-2018-8437.
Aliases
Aliases
CVE-2018-8438


To clipboard 

{
  "GSD": {
    "alias": "CVE-2018-8438",
    "description": "A denial of service vulnerability exists when Microsoft Hyper-V Network Switch on a host server fails to properly validate input from a privileged user on a guest operating system, aka \"Windows Hyper-V Denial of Service 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-2018-8436, CVE-2018-8437.",
    "id": "GSD-2018-8438"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2018-8438"
      ],
      "details": "A denial of service vulnerability exists when Microsoft Hyper-V Network Switch on a host server fails to properly validate input from a privileged user on a guest operating system, aka \"Windows Hyper-V Denial of Service 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-2018-8436, CVE-2018-8437.",
      "id": "GSD-2018-8438",
      "modified": "2023-12-13T01:22:35.001740Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "secure@microsoft.com",
        "ID": "CVE-2018-8438",
        "STATE": "PUBLIC"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
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                  {
                    "product_name": "Windows Server 2012 R2",
                    "version": {
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                        {
                          "version_value": "(Server Core installation)"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows RT 8.1",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "Windows RT 8.1"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows Server 2016",
                    "version": {
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                          "version_value": "(Server Core installation)"
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                  },
                  {
                    "product_name": "Windows 8.1",
                    "version": {
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                          "version_value": "32-bit systems"
                        },
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                          "version_value": "x64-based systems"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows 10",
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                        {
                          "version_value": "Version 1607 for 32-bit Systems"
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                        {
                          "version_value": "Version 1607 for x64-based Systems"
                        },
                        {
                          "version_value": "Version 1703 for 32-bit Systems"
                        },
                        {
                          "version_value": "Version 1703 for x64-based Systems"
                        },
                        {
                          "version_value": "Version 1709 for 32-bit Systems"
                        },
                        {
                          "version_value": "Version 1709 for x64-based Systems"
                        },
                        {
                          "version_value": "Version 1803 for 32-bit Systems"
                        },
                        {
                          "version_value": "Version 1803 for x64-based Systems"
                        },
                        {
                          "version_value": "x64-based Systems"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows 10 Servers",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "version 1709  (Server Core Installation)"
                        },
                        {
                          "version_value": "version 1803  (Server Core Installation)"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Microsoft"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "A denial of service vulnerability exists when Microsoft Hyper-V Network Switch on a host server fails to properly validate input from a privileged user on a guest operating system, aka \"Windows Hyper-V Denial of Service 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-2018-8436, CVE-2018-8437."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "Denial of Service"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "105249",
            "refsource": "BID",
            "url": "http://www.securityfocus.com/bid/105249"
          },
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          },
          {
            "name": "1041624",
            "refsource": "SECTRACK",
            "url": "http://www.securitytracker.com/id/1041624"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*",
                "cpe_name": [],
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              },
              {
                "cpe23Uri": "cpe:2.3:o:microsoft:windows_server_2016:1709:*:*:*:*:*:*:*",
                "cpe_name": [],
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              },
              {
                "cpe23Uri": "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:microsoft:windows_server:2012:r2:*:*:*:*:*:*",
                "cpe_name": [],
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              },
              {
                "cpe23Uri": "cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*",
                "cpe_name": [],
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              },
              {
                "cpe23Uri": "cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*",
                "cpe_name": [],
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              },
              {
                "cpe23Uri": "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:rt:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*",
                "cpe_name": [],
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              },
              {
                "cpe23Uri": "cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
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          "ID": "CVE-2018-8438"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "A denial of service vulnerability exists when Microsoft Hyper-V Network Switch on a host server fails to properly validate input from a privileged user on a guest operating system, aka \"Windows Hyper-V Denial of Service 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-2018-8436, CVE-2018-8437."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-20"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8438",
              "refsource": "CONFIRM",
              "tags": [
                "Patch",
                "Vendor Advisory"
              ],
              "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8438"
            },
            {
              "name": "1041624",
              "refsource": "SECTRACK",
              "tags": [
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                "VDB Entry"
              ],
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            },
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              ],
              "url": "http://www.securityfocus.com/bid/105249"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 6.8,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 6.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.8,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 2.3,
          "impactScore": 4.0
        }
      },
      "lastModifiedDate": "2018-11-02T15:36Z",
      "publishedDate": "2018-09-13T00:29Z"
    }
  }
}


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