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IMMUNITYSEC

CVE-2022-26925

Windows LSA Spoofing Vulnerability

8.1
HIGH
CVSS 3.1
EPSS 10.5% · 96th pctCISA KEV · Exploited in the wild
2022-05-10•Updated 2025-10-21•KEV 2022-07-01
CISA Known Exploited Vulnerabilities

Microsoft Windows LSA Spoofing Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV
2022-07-01
Remediation due
2022-07-22

Required action
Apply remediation actions outlined in CISA guidance [https://www.cisa.gov/guidance-applying-june-microsoft-patch].

CISA notes
WARNING: This update is required on all Microsoft Windows endpoints but if deployed to domain controllers without additional configuration changes the update breaks PIV/CAC authentication. Read CISA implementation guidance carefully before deploying to domain controllers.; https://nvd.nist.gov/vuln/detail/CVE-2022-26925

Description

Microsoft Windows Local Security Authority (LSA) contains a spoofing vulnerability where an attacker can coerce the domain controller to authenticate to the attacker using NTLM.

Severity

CVSS 3.1 · CNA8.1 HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
SSVC · CISA-ADP
Exploitationactive
Automatableyes
Technical impactpartial

Affected Products

VendorProductAffected versions
MicrosoftWindows 10 Version 1809
10.0.17763.0 to <10.0.17763.2928
MicrosoftWindows 10 Version 1809
10.0.0 to <10.0.17763.2928
MicrosoftWindows Server 2019
10.0.17763.0 to <10.0.17763.2928
MicrosoftWindows Server 2019 (Server Core installation)
10.0.17763.0 to <10.0.17763.2928
MicrosoftWindows 10 Version 1909
10.0.0 to <10.0.18363.2274
MicrosoftWindows 10 Version 21H1
10.0.0 to <10.0.19043.1706
MicrosoftWindows Server 2022
10.0.20348.0 to <10.0.20348.707
MicrosoftWindows 10 Version 20H2
10.0.0 to <10.0.19042.1706
MicrosoftWindows Server version 20H2
10.0.0 to <10.0.19042.1706
MicrosoftWindows 11 version 21H2
10.0.0 to <10.0.22000.675
MicrosoftWindows 10 Version 21H2
10.0.19043.0 to <10.0.19043.1706
MicrosoftWindows 10 Version 1507
10.0.10240.0 to <10.0.10240.19297
MicrosoftWindows 10 Version 1607
10.0.14393.0 to <10.0.14393.5125
MicrosoftWindows Server 2016
10.0.14393.0 to <10.0.14393.5125
MicrosoftWindows Server 2016 (Server Core installation)
10.0.14393.0 to <10.0.14393.5125
MicrosoftWindows 7
6.1.0 to <6.1.7601.25954
MicrosoftWindows 7 Service Pack 1
6.1.0 to <6.1.7601.25954
MicrosoftWindows 8.1
6.3.0 to <6.3.9600.20371
MicrosoftWindows Server 2008 Service Pack 2
6.0.6003.0 to <6.0.6003.21481
MicrosoftWindows Server 2008 Service Pack 2 (Server Core installation)
6.0.6003.0 to <6.0.6003.21481
MicrosoftWindows Server 2008 Service Pack 2
6.0.6003.0 to <6.0.6003.21481
MicrosoftWindows Server 2008 R2 Service Pack 1
6.1.7601.0 to <6.1.7601.25954
MicrosoftWindows Server 2008 R2 Service Pack 1 (Server Core installation)
6.1.7601.0 to <6.1.7601.25954
MicrosoftWindows Server 2012
6.2.9200.0 to <6.2.9200.23714
MicrosoftWindows Server 2012 (Server Core installation)
6.2.9200.0 to <6.2.9200.23714
MicrosoftWindows Server 2012 R2
6.3.9600.0 to <6.3.9600.20371
MicrosoftWindows Server 2012 R2 (Server Core installation)
6.3.9600.0 to <6.3.9600.20371

References

2 Links

Record Details

Published
2022-05-10
Last updated
2025-10-21
Assigner (CNA)
microsoft
Credited to
-

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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.