CVE-2018-8435 — MEDIUM (4.2)

Vulnerability Description

A security feature bypass vulnerability exists when Windows Hyper-V BIOS loader fails to provide a high-entropy source, aka "Windows Hyper-V Security Feature Bypass Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers.

CVSS Score

4.2

MEDIUM

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

Attack Vector

ADJACENT_NETWORK

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

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

Related Weaknesses (CWE)

CWE-331

References

http://www.securityfocus.com/bid/105240Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041624Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8435PatchVendor Advisory
http://www.securityfocus.com/bid/105240Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041624Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8435PatchVendor Advisory

FAQ

What is CVE-2018-8435?

CVE-2018-8435 is a vulnerability with a CVSS score of 4.2 (MEDIUM). A security feature bypass vulnerability exists when Windows Hyper-V BIOS loader fails to provide a high-entropy source, aka "Windows Hyper-V Security Feature Bypass Vulnerability." This affects Window...

How severe is CVE-2018-8435?

CVE-2018-8435 has been rated MEDIUM with a CVSS base score of 4.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-8435?

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