CVE-2021-38666

CVE-2021-38666

High · published November 10, 2021

CVSS v3.1

8.8

EPSS

15%

Percentile

96.7

In the wild

Unconfirmed

What it is

Remote Desktop Client Remote Code Execution Vulnerability

The record

Technical detail

CVSS v3.1: 8.8 · HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0: Not supplied
EPSS: 0.15184 · 96.7th percentile
Published: 2021-11-10T06:18Z

Affected products (21)

Product	Versions	Fixed in
microsoft/windows_10	all versions	—
microsoft/windows_10	all versions	—
microsoft/windows_10	all versions	—
microsoft/windows_10	all versions	—
microsoft/windows_10	all versions	—
microsoft/windows_10	all versions	—
microsoft/windows_10	all versions	—
microsoft/windows_11	all versions	—
microsoft/windows_11	all versions	—
microsoft/windows_7	all versions	—
microsoft/windows_8.1	all versions	—
microsoft/windows_rt_8.1	all versions	—
microsoft/windows_server_2008	all versions	—
microsoft/windows_server_2008	all versions	—
microsoft/windows_server_2012	all versions	—
microsoft/windows_server_2012	all versions	—
microsoft/windows_server_2016	all versions	—
microsoft/windows_server_2016	all versions	—
microsoft/windows_server_2016	all versions	—
microsoft/windows_server_2019	all versions	—
microsoft/windows_server_2022	all versions	—

References (2)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-38666 · [email protected]https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38666 · af854a3a-2127-422b-91ae-364da2661108

EPSS history

Timeline

10 NOV 00:46Z
Remote Desktop Client Remote Code Execution Vulnerability
cvelistv5