CVE-2018-8437 — MEDIUM (6.2)

Vulnerability 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 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8436, CVE-2018-8438.

CVSS Score

6.2

MEDIUM

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

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Microsoft	Windows 10	1803
Microsoft	Windows Server 2016	1803

Related Weaknesses (CWE)

CWE-20

References

http://www.securityfocus.com/bid/105237Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041624Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8437PatchVendor Advisory
http://www.securityfocus.com/bid/105237Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041624Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8437PatchVendor Advisory

FAQ

What is CVE-2018-8437?

CVE-2018-8437 is a vulnerability with a CVSS score of 6.2 (MEDIUM). 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-...

How severe is CVE-2018-8437?

CVE-2018-8437 has been rated MEDIUM with a CVSS base score of 6.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-8437?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 10, Microsoft Windows Server 2016.