CVE-2022-21975 : Windows Hyper-V Denial of Service Vulnerability

Windows Hyper-V Denial of Service Vulnerability

Published 2022-03-09 17:15:10

Updated 2023-06-29 02:15:10

Source Microsoft Corporation

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2022-21975

Microsoft » Windows Server » Version: 20h2
cpe:2.3:o:microsoft:windows_server:20h2:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows Server » Version: 2022
cpe:2.3:o:microsoft:windows_server:2022:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows Server 2012 » Version: R2
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows 8.1 » Version: N/A For X64
cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:-:*:x64:*
Matching versions
Microsoft » Windows 10 » Version: N/A For X64
cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:*
Matching versions
Microsoft » Windows 10 » Version: 1607 For X64
cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:*
Matching versions
Microsoft » Windows 10 » Version: 1809 For X64
cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:x64:*
Matching versions
Microsoft » Windows 10 » Version: 1909 For X64
cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:x64:*
Matching versions
Microsoft » Windows 10 » Version: 20h2 For X64
cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:x64:*
Matching versions
Microsoft » Windows 10 » Version: 21h1 For X64
cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:x64:*
Matching versions
Microsoft » Windows 10 » Version: 21h2 For X64
cpe:2.3:o:microsoft:windows_10:21h2:*:*:*:*:*:x64:*
Matching versions
Microsoft » Windows Server 2016 » Version: N/A
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows Server 2019 » Version: N/A
cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2022-21975

EPSS FAQ

0.14%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 30 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-21975

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
1.9	LOW	AV:L/AC:M/Au:N/C:N/I:N/A:P	3.4	2.9	NIST
Access Vector: Local Access Complexity: Medium Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
4.7	MEDIUM	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H	1.0	3.6	NIST
Attack Vector: Local Attack Complexity: High Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High
4.7	MEDIUM	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H	1.0	3.6	Microsoft Corporation
Attack Vector: Local Attack Complexity: High Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2022-21975

CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2022-21975

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21975

CVE-2022-21975 - Security Update Guide - Microsoft - Windows Hyper-V Denial of Service Vulnerability
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21975

CVE-2022-21975 - Security Update Guide - Microsoft - Windows Hyper-V Denial of Service Vulnerability
Patch;Vendor Advisory

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Vulnerability Details : CVE-2022-21975

Products affected by CVE-2022-21975

Exploit prediction scoring system (EPSS) score for CVE-2022-21975

CVSS scores for CVE-2022-21975

CWE ids for CVE-2022-21975

References for CVE-2022-21975