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MicrosoftCVE-2018-8434

HistorySep 13, 2018 - 12:29 a.m.

CVE-2018-8434

2018-09-1300:29:03

CWE-200

CWE-20

microsoft

web.nvd.nist.gov

cve-2018-8434

information disclosure

windows hyper-v

vulnerability

nvd

security

CVSS2

5.2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

NONE

Availability Impact

NONE

AV:A/AC:M/Au:S/C:C/I:N/A:N

CVSS3

5.4

Attack Vector

ADJACENT

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:A/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N

AI Score

5.5

Confidence

High

EPSS

0.001

Percentile

39.0%

JSON

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 “Windows Hyper-V Information Disclosure Vulnerability.” This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

Affected configurations

Nvd

Vulners

Node

microsoftwindows_10Match-x64

microsoftwindows_10Match1607x64

microsoftwindows_10Match1703x64

microsoftwindows_10Match1709x64

microsoftwindows_10Match1803x64

microsoftwindows_7Match-sp1x64

microsoftwindows_8.1Match-x64

microsoftwindows_8.1Match-rt

microsoftwindows_server_2008Matchsp2

microsoftwindows_server_2012

microsoftwindows_server_2012Matchr2

microsoftwindows_server_2016

microsoftwindows_server_2016Match1709

microsoftwindows_server_2016Match1803

VendorProductVersionCPE
microsoftwindows_10-cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:*
microsoftwindows_101607cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:*
microsoftwindows_101703cpe:2.3:o:microsoft:windows_10:1703:*:*:*:*:*:x64:*
microsoftwindows_101709cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:x64:*
microsoftwindows_101803cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:x64:*
microsoftwindows_7-cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:x64:*
microsoftwindows_8.1-cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:x64:*
microsoftwindows_8.1-cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:rt:*:*:*
microsoftwindows_server_2008sp2cpe:2.3:o:microsoft:windows_server_2008:sp2:*:*:*:*:*:*:*
microsoftwindows_server_2012*cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
microsoft	windows_10	-	cpe:2.3:o:microsoft:windows_10:-::::::x64:
microsoft	windows_10	1607	cpe:2.3:o:microsoft:windows_10:1607::::::x64:
microsoft	windows_10	1703	cpe:2.3:o:microsoft:windows_10:1703::::::x64:
microsoft	windows_10	1709	cpe:2.3:o:microsoft:windows_10:1709::::::x64:
microsoft	windows_10	1803	cpe:2.3:o:microsoft:windows_10:1803::::::x64:
microsoft	windows_7	-	cpe:2.3:o:microsoft:windows_7:-:sp1:::::x64:*
microsoft	windows_8.1	-	cpe:2.3:o:microsoft:windows_8.1:-::::::x64:
microsoft	windows_8.1	-	cpe:2.3:o:microsoft:windows_8.1:-::::rt:::
microsoft	windows_server_2008	sp2	cpe:2.3:o:microsoft:windows_server_2008:sp2:::::::*
microsoft	windows_server_2012	*	cpe:2.3:o:microsoft:windows_server_2012::::::::

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CNA Affected

[
  {
    "product": "Windows 7",
    "vendor": "Microsoft",
    "versions": [
      {
        "status": "affected",
        "version": "x64-based Systems Service Pack 1"
      }
    ]
  },
  {
    "product": "Windows Server 2012 R2",
    "vendor": "Microsoft",
    "versions": [
      {
        "status": "affected",
        "version": "(Server Core installation)"
      }
    ]
  },
  {
    "product": "Windows RT 8.1",
    "vendor": "Microsoft",
    "versions": [
      {
        "status": "affected",
        "version": "Windows RT 8.1"
      }
    ]
  },
  {
    "product": "Windows Server 2008",
    "vendor": "Microsoft",
    "versions": [
      {
        "status": "affected",
        "version": "x64-based Systems Service Pack 2"
      },
      {
        "status": "affected",
        "version": "x64-based Systems Service Pack 2 (Server Core installation)"
      }
    ]
  },
  {
    "product": "Windows Server 2012",
    "vendor": "Microsoft",
    "versions": [
      {
        "status": "affected",
        "version": "(Server Core installation)"
      }
    ]
  },
  {
    "product": "Windows 8.1",
    "vendor": "Microsoft",
    "versions": [
      {
        "status": "affected",
        "version": "x64-based systems"
      }
    ]
  },
  {
    "product": "Windows Server 2016",
    "vendor": "Microsoft",
    "versions": [
      {
        "status": "affected",
        "version": "(Server Core installation)"
      }
    ]
  },
  {
    "product": "Windows Server 2008 R2",
    "vendor": "Microsoft",
    "versions": [
      {
        "status": "affected",
        "version": "x64-based Systems Service Pack 1"
      },
      {
        "status": "affected",
        "version": "x64-based Systems Service Pack 1 (Server Core installation)"
      }
    ]
  },
  {
    "product": "Windows 10",
    "vendor": "Microsoft",
    "versions": [
      {
        "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": "Version 1803 for x64-based Systems"
      },
      {
        "status": "affected",
        "version": "x64-based Systems"
      }
    ]
  },
  {
    "product": "Windows 10 Servers",
    "vendor": "Microsoft",
    "versions": [
      {
        "status": "affected",
        "version": "version 1709  (Server Core Installation)"
      },
      {
        "status": "affected",
        "version": "version 1803  (Server Core Installation)"
      }
    ]
  }
]