Security features bypass in Windows and Windows Server - CVE-2021-28444
Published: April 13, 2021
Vulnerability identifier: #VU52137
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-28444
CWE-ID: CWE-254
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Windows
Windows Server
Windows
Windows Server
Detailed vulnerability description
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to a security feature bypass issue in Windows Hyper-V. A remote attacker on the local network can gain elevated privileges on the target system.
How to mitigate CVE-2021-28444
Install updates from vendor's website.