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Fencer Vulns
medium 6.5

CVE-2022-44684 json

Windows Local Session Manager (LSM) Denial of Service Vulnerability

published 2023-12-20 2 y ago modified 2026-06-17 4 mo ago also EUVD-2022-47618

cvss
6.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 75%
public exploits
0
none known

Summary

Windows Local Session Manager (LSM) Denial of Service Vulnerability

Patch / fix

  • Microsoft Windows 10 Version 21H1 10.0.19043.2364
  • Microsoft Windows Server 2022 10.0.20348.1366
  • Microsoft Windows 10 Version 20H2 10.0.19042.2364
  • Microsoft Windows 11 version 21H2 10.0.22000.1335
  • Microsoft Windows 10 Version 21H2 10.0.19044.2364
  • Microsoft Windows 11 version 22H2 10.0.22621.993
  • Microsoft Windows 10 Version 22H2 10.0.19045.2364
  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.1009

Exploit prediction

1.54% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

  • Microsoft Windows 10 Version 21H1
  • Microsoft Windows Server 2022
  • Microsoft Windows 10 Version 20H2
  • Microsoft Windows 11 version 21H2
  • Microsoft Windows 10 Version 21H2
  • Microsoft Windows 11 version 22H2
  • Microsoft Windows 10 Version 22H2
  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)

References

Sources

Fencer Vulns 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.