Code Injection in Windows and Windows Server - CVE-2022-21995
Published: February 8, 2022 / Updated: February 10, 2022
Vulnerability identifier: #VU60386
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-21995
CWE-ID: CWE-94
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
Windows
Windows Server
Windows
Windows Server
Software vendor:
Microsoft
Microsoft
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation in Windows Hyper-V. A remote attacker with a low privileged account on the Hyper-V guest can send a specially crafted request and execute arbitrary code on the Hyper-V host system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install updates from vendor's website.