Vulnerability Name:

CVE-2017-0185 (CCN-123892)

Assigned:2016-09-09
Published:2017-04-11
Updated:2017-07-11
Summary:A denial of service vulnerability exists when Microsoft Hyper-V Network Switch running on a Windows 10, Windows 8.1, Windows Server 2012, Windows Server 2012 R2, or Windows Server 2016 host server fails to properly validate input from a privileged user on a guest operating system, aka "Hyper-V Denial of Service Vulnerability." This CVE ID is unique from CVE-2017-0178, CVE-2017-0179, CVE-2017-0182, CVE-2017-0183, CVE-2017-0184, and CVE-2017-0186.
CVSS v3 Severity:5.8 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H)
5.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): High
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
5.8 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H)
5.2 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): High
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:6.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:S/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
4.9 Medium (CCN CVSS v2 Vector: AV:N/AC:H/Au:S/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-20
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2017-0185

Source: BID
Type: Third Party Advisory, VDB Entry
97437

Source: CCN
Type: BID-97437
Microsoft Windows Hyper-V CVE-2017-0185 Remote Denial of Service Vulnerability

Source: SECTRACK
Type: UNKNOWN
1038230

Source: XF
Type: UNKNOWN
ms-hyperv-cve20170185-dos(123892)

Source: CCN
Type: Microsoft Security Tech Center
Security Update Guide

Source: CONFIRM
Type: Mitigation, Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0185

Vulnerable Configuration:Configuration 1:
  • cpe:/o:microsoft:windows_10:*:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_10:1511:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_10:1607:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_10:1703:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_8.1:*:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2012:*:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:microsoft:windows:*:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    microsoft windows 10 *
    microsoft windows 10 1511
    microsoft windows 10 1607
    microsoft windows 10 1703
    microsoft windows 8.1 *
    microsoft windows server 2012 *
    microsoft windows server 2012 r2
    microsoft windows server 2016 *
    microsoft windows *