PT-2022-1565 · Microsoft · Windows Hyper-V+1

Champtar · Published 2022-01-11 · Updated 2024-11-14 · CVE-2022-21905

Positive Technologies (AI Summary)

CVSS v3.1

8.0

High

Base vector

AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Windows Hyper-V (affected versions not specified)

Description The issue is related to errors in security settings of the Windows Hyper-V hardware virtualization system, which can be exploited to bypass security restrictions. This allows an attacker to affect the system. No information is available about the estimated number of potentially affected devices or real-world incidents where this issue was exploited.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-254

Related Identifiers

BDU:2022-00782

CVE-2022-21905

Affected Products

Windows

Windows Hyper-V

References · 11

• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2022-21905 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21905 · Security Note
• https://osv.dev/vulnerability/CVE-2022-21905 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-00782 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-21905 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21905 · Vendor Advisory
• https://t.me/cibsecurity/35300 · Telegram Post
• https://t.me/cvenotify/25661 · Telegram Post
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21905 · Note
• https://cybersecurity-help.cz/vdb/SB2022011176 · Note
• https://t.me/cvenotify/25266 · Telegram Post