CVE-2018-8489 — HIGH (8.4) — White Hats Nepal

Vulnerability Description

A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate input from an authenticated user on a guest operating system, aka "Windows Hyper-V Remote Code Execution Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8490.

CVSS Score

8.4

HIGH

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

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Microsoft	Windows 10	-
Microsoft	Windows 7	-
Microsoft	Windows 8.1	All versions
Microsoft	Windows Rt 8.1	-
Microsoft	Windows Server 2008	-
Microsoft	Windows Server 2012	-
Microsoft	Windows Server 2016	-
Microsoft	Windows Server 2019	-

Related Weaknesses (CWE)

CWE-20

References

http://www.securityfocus.com/bid/105479Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041834Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8489PatchVendor Advisory
http://www.securityfocus.com/bid/105479Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041834Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8489PatchVendor Advisory

FAQ

What is CVE-2018-8489?

CVE-2018-8489 is a vulnerability with a CVSS score of 8.4 (HIGH). A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate input from an authenticated user on a guest operating system, aka "Windows Hyper-V Remote ...

How severe is CVE-2018-8489?

CVE-2018-8489 has been rated HIGH with a CVSS base score of 8.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-8489?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 10, Microsoft Windows 7, Microsoft Windows 8.1, Microsoft Windows Rt 8.1, Microsoft Windows Server 2008.