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Fencer Intel
high 7.8

CVE-2022-37979 json

Windows Hyper-V Elevation of Privilege Vulnerability

published 4y ago modified 4mo ago also EUVD-2022-40586

cvss
7.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 50%
public exploits
0
none known

Summary

Windows Hyper-V Elevation of Privilege Vulnerability

Patch / fix

  • Microsoft Windows 10 Version 1809 10.0.17763.3532
  • Microsoft Windows Server 2019 10.0.17763.3532
  • Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.3532
  • Microsoft Windows 10 Version 21H1 10.0.19043.2130
  • Microsoft Windows Server 2022 10.0.20348.1129
  • Microsoft Windows 11 version 21H2 10.0.22000.1098
  • Microsoft Windows 10 Version 21H2 10.0.19044.2130
  • Microsoft Windows 11 version 22H2 10.0.22621.674
  • Microsoft Windows 10 Version 1607 10.0.14393.5427
  • Microsoft Windows Server 2016 10.0.14393.5427
  • Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.5427

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2y ago

Exploit prediction

0.63% chance of exploitation in the next 30 days, higher than 50% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected products

  • Microsoft Windows 10 Version 1809
  • Microsoft Windows Server 2019
  • Microsoft Windows Server 2019 (Server Core installation)
  • Microsoft Windows 10 Version 21H1
  • Microsoft Windows Server 2022
  • Microsoft Windows 11 version 21H2
  • Microsoft Windows 10 Version 21H2
  • Microsoft Windows 11 version 22H2
  • Microsoft Windows 10 Version 1607
  • Microsoft Windows Server 2016
  • Microsoft Windows Server 2016 (Server Core installation)

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.