CVE-2018-8438

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.

CVSS v3.0 6.8 MEDIUM
CVSS v2.0 6.8 MEDIUM

6.8^/10

CVSS v3.0 : MEDIUM

Vector : AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

Exploitability : 2.3 / Impact : 4.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:N/I:N/A:C

Exploitability : 8.0 / Impact : 6.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8438	Patch Vendor Advisory
http://www.securitytracker.com/id/1041624	Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/105249	Third Party Advisory VDB Entry

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:microsoft:windows_10:1803:::::::*
	cpe:2.3:o:microsoft:windows_10:1709:::::::*
	cpe:2.3:o:microsoft:windows_server_2016:1709:::::::*
	cpe:2.3:o:microsoft:windows_8.1:-:::::::*
	cpe:2.3:o:microsoft:windows_server:2012:r2::::::
	cpe:2.3:o:microsoft:windows_10:-:::::::*
	cpe:2.3:o:microsoft:windows_server_2016:-:::::::*
	cpe:2.3:o:microsoft:windows_8.1:-::::rt:::
	cpe:2.3:o:microsoft:windows_10:1607:::::::*
	cpe:2.3:o:microsoft:windows_server_2016:1803:::::::*

Information

Published : 2018-09-12 17:29

Updated : 2018-11-02 08:36

NVD link : CVE-2018-8438

Mitre link : CVE-2018-8438

JSON object : View

CWE

CWE-20

Improper Input Validation

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Products Affected

microsoft

windows_server
windows_server_2016
windows_8.1
windows_10

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