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Fencer Vulns
high 8.0

CVE-2022-21893 json

Remote Desktop Protocol Remote Code Execution Vulnerability

published 2022-01-11 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-27049

cvss
8.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
8.6%
EPSS 8.6% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

Remote Desktop Protocol Remote Code Execution Vulnerability

Patch / fix

  • Microsoft Windows 10 Version 1809 10.0.17763.2452
  • Microsoft Windows Server 2019 10.0.17763.2452
  • Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.2452
  • Microsoft Windows 10 Version 1909 10.0.18363.2037
  • Microsoft Windows 10 Version 21H1 10.0.19043.1466
  • Microsoft Windows Server 2022 10.0.20348.469
  • Microsoft Windows 10 Version 20H2 10.0.19042.1466
  • Microsoft Windows Server version 20H2 10.0.19042.1466
  • Microsoft Windows 11 version 21H2 10.0.22000.434
  • Microsoft Windows 10 Version 21H2 10.0.19044.1466
  • Microsoft Windows 10 Version 1507 10.0.10240.19177
  • Microsoft Windows 10 Version 1607 10.0.14393.4886
  • Microsoft Windows Server 2016 10.0.14393.4886
  • Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.4886
  • Microsoft Windows 7 6.1.7601.25829
  • Microsoft Windows 7 Service Pack 1 6.1.7601.25829
  • Microsoft Windows 8.1 6.3.9600.20246
  • Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.25829
  • Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.25829
  • Microsoft Windows Server 2012 6.2.9200.23584
  • Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.23584
  • Microsoft Windows Server 2012 R2 6.3.9600.20246
  • Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.20246

Exploit prediction

8.63% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.0 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CNA 3.1 8.0 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 8.5 AV:N/AC:M/Au:S/C:C/I:C/A:C

Affected products

  • Microsoft Windows 10 Version 1809
  • Microsoft Windows Server 2019
  • Microsoft Windows Server 2019 (Server Core installation)
  • Microsoft Windows 10 Version 1909
  • Microsoft Windows 10 Version 21H1
  • Microsoft Windows Server 2022
  • Microsoft Windows 10 Version 20H2
  • Microsoft Windows Server version 20H2
  • Microsoft Windows 11 version 21H2
  • Microsoft Windows 10 Version 21H2
  • Microsoft Windows 10 Version 1507
  • Microsoft Windows 10 Version 1607
  • Microsoft Windows Server 2016
  • Microsoft Windows Server 2016 (Server Core installation)
  • Microsoft Windows 7
  • Microsoft Windows 7 Service Pack 1
  • Microsoft Windows 8.1
  • Microsoft Windows Server 2008 R2 Service Pack 1
  • Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation)
  • Microsoft Windows Server 2012
  • Microsoft Windows Server 2012 (Server Core installation)
  • Microsoft Windows Server 2012 R2
  • Microsoft Windows Server 2012 R2 (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.