CVE-2021-31977

high
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

Windows Hyper-V Denial of Service Vulnerability

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31977

Details

Source: MITRE

Published: 2021-06-08

Updated: 2021-06-14

Type: CWE-119

Risk Information

CVSS v2

Base Score: 5

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3

Base Score: 8.6

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Impact Score: 4

Exploitability Score: 3.9

Severity: HIGH

Tenable Plugins

View all (5 total)

IDNameProductFamilySeverity
150374KB5003646: Windows 10 version 1809 / Windows Server 2019 Security Update (June 2021)NessusWindows : Microsoft Bulletins
high
150370KB5003637: Windows 10 version 2004 / Windows 10 version 20H2 / Windows 10 version 21H1 Security Update (June 2021)NessusWindows : Microsoft Bulletins
high
150369KB5003635: Windows 10 version 1909 Security Update (June 2021)NessusWindows : Microsoft Bulletins
high
150367KB5003638: Windows 10 version 1607 / Windows Server 2016 Security Update (June 2021)NessusWindows : Microsoft Bulletins
high
150353KB5003687: Windows 10 version 1507 LTS Security Update (June 2021)NessusWindows : Microsoft Bulletins
high