CVE-2020-16891

CWE-20 — Improper Input Validation4 documents4 sources
Severity
8.8HIGH
EPSS
0.4%
top 39.20%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
25
Microsoft Windows 10 Version 1507Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1709+22 more
Timeline
PublishedOct 16
Latest updateMay 24

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. To exploit the vulnerability, an attacker could run a specially crafted application on a guest operating system that could cause the Hyper-V host operating system to execute arbitrary code. An attacker who successfully exploited the vulnerability could execute arbitrary code on the host operating system. The security update ad…

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:HExploitability: 2.0 | Impact: 6.0

Affected Packages25 packages

▶CVEListV5microsoft/windows_server_20126.2.0 — publication
▶CVEListV5microsoft/windows_server_201610.0.0 — publication
▶CVEListV5microsoft/windows_server_201910.0.0 — publication
▶CVEListV5microsoft/windows_server_2012_r26.3.0 — publication

Patches

Patch: portal.msrc.microsoft.com ↗Patch: portal.msrc.microsoft.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-fj3r-5xm4-3r4m: 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 gu↗2022-05-24
▶
CVEList
Windows Hyper-V Remote Code Execution Vulnerability↗2020-10-16
▶

📋Vendor Advisories

1
Microsoft
Windows Hyper-V Remote Code Execution Vulnerability↗2020-10-13
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