CVE-2018-0964 — An information disclosure vulnerability exists when Windows Hyper-V on a host op

An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka "Hyper-V Information Disclosure Vulnerability." This affects Windows 10, Windows 1

01What is this vulnerability?

An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka "Hyper-V Information Disclosure Vulnerability." This affects Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-0957.

02Affected products

Vendor	Product	Versions
Microsoft	Windows 10	Version 1703 for x64-based Systems, Version 1709 for x64-based Systems
Microsoft	Windows 10 Servers	version 1709 (Server Core Installation)

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

08Timeline

• Published: 2018-04-12T01:00:00.000Z
• Last modified: 2024-08-05T03:44:11.911Z

09References

• www.securityfocus.com — http://www.securityfocus.com/bid/103646
• www.securitytracker.com — http://www.securitytracker.com/id/1040662
• portal.msrc.microsoft.com — https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0964