Vulnerability identifier: #VU59494
Vulnerability risk: Medium
CVSSv3.1: 7.8 [CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-264
Exploitation vector: Local network
Exploit availability: No
Vulnerable software:
Windows
Operating systems & Components /
Operating system
Windows Server
Operating systems & Components /
Operating system
Vendor: Microsoft
Description
The vulnerability allows a remote user to escalate privileges on the system.
The vulnerability exists due to unspecified error in Hyper-V. A remote user with access to the guest OS can interact with processes of another Hyper-V guest hosted on the same Hyper-V host.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Windows: 10 1809 10.0.17763.1, 10 1909 10.0.18363.476, 10 20H2 10.0.19042.572, 10 1607 10.0.14393.10, 8.1, 10 21H1 10.0.19043.985, 11 21H2 10.0.22000.194, 10 21H2 10.0.19044.1288, 10 1507 10.0.10240.16405, 10 2004 10.0.19041.264, 10 1903 10.0.18362.116, 10 1803 10.0.17134.48, 10 1709 10.0.16299.19, 10 1703 10.0.15063.138, 10 1511 10.0.10586.3
Windows Server: 2012 R2 - 2022 10.0.20348.202
External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21901
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.