Improper input validation in Microsoft Windows
CVE-2019-0635
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 'Windows Hyper-V Information Disclosure Vulnerability'.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.024 (82.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N.
Affected products
- Microsoft Windows — versions 7 for x64-based Systems Service Pack 1, 8.1 for x64-based systems, 10 for x64-based Systems
- Microsoft Windows_10 — versions 1607, 1703, 1709
- Microsoft Windows_7
- Microsoft Windows_8.1
- Microsoft Windows Server — versions 2008 R2 for x64-based Systems Service Pack 1 (Core installation), 2008 R2 for x64-based Systems Service Pack 1, 2012
- Microsoft Windows_server_2008 — versions r2
- Microsoft Windows_server_2012 — versions r2
- Microsoft Windows_server_2016 — versions 1709, 1803
- Microsoft Windows_server_2019
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secure@microsoft.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2019-0635?
- CVE-2019-0635 is a medium-severity vulnerability in Microsoft Windows, classified under Improper Input Validation. CVSS score: 6.2/10. Published 2019-03-05.
- How severe is CVE-2019-0635?
- Medium severity. CVSS v3 base score is 6.2 out of 10.
- Is CVE-2019-0635 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.