May 2022: Windows LSA Spoofing Vulnerability
CVE-2022-26925 Published on May 10, 2022

Windows LSA Spoofing Vulnerability
Windows LSA Spoofing Vulnerability

Vendor Advisory NVD

Known Exploited Vulnerability

This Microsoft Windows LSA Spoofing Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. 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.

The following remediation steps are recommended / required by June 1, 2022: Apply updates per vendor instructions.

Weakness Type

Missing Authentication for Critical Function

The software does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

Products Associated with CVE-2022-26925

You can be notified by email with stack.watch whenever vulnerabilities like CVE-2022-26925 are published in these products:

Microsoft Windows 10

Microsoft Windows Server 2008

Microsoft Windows 7

Microsoft Windows Server 2012

Microsoft Windows Server 2016

Microsoft Windows Rt 8 1

Microsoft Windows 11

Microsoft Windows 8.1

Microsoft Windows Server 2019

Microsoft Windows Server

Microsoft Windows 10 1909

Microsoft Windows 10 21h1

Microsoft Windows 10 1507

Microsoft Windows Server 2022

Microsoft Windows Server 20h2

Microsoft Windows Server 2008 Sp2

Microsoft Windows Server 2008 R2

Microsoft Windows Server 2012 R2

Affected Versions

Microsoft Windows 10 Version 1809:

Version 10.0.17763.0 and below 10.0.17763.2928 is affected.

Microsoft Windows 10 Version 1809:

Version 10.0.0 and below 10.0.17763.2928 is affected.

Microsoft Windows Server 2019:

Version 10.0.17763.0 and below 10.0.17763.2928 is affected.

Microsoft Windows Server 2019 (Server Core installation):

Version 10.0.17763.0 and below 10.0.17763.2928 is affected.

Microsoft Windows 10 Version 1909:

Version 10.0.0 and below 10.0.18363.2274 is affected.

Microsoft Windows 10 Version 21H1:

Version 10.0.0 and below 10.0.19043.1706 is affected.

Microsoft Windows Server 2022:

Version 10.0.20348.0 and below 10.0.20348.707 is affected.

Microsoft Windows 10 Version 20H2:

Version 10.0.0 and below 10.0.19042.1706 is affected.

Microsoft Windows Server version 20H2:

Version 10.0.0 and below 10.0.19042.1706 is affected.

Microsoft Windows 11 version 21H2:

Version 10.0.0 and below 10.0.22000.675 is affected.

Microsoft Windows 10 Version 21H2:

Version 10.0.19043.0 and below 10.0.19043.1706 is affected.

Microsoft Windows 10 Version 1507:

Version 10.0.10240.0 and below 10.0.10240.19297 is affected.

Microsoft Windows 10 Version 1607:

Version 10.0.14393.0 and below 10.0.14393.5125 is affected.

Microsoft Windows Server 2016:

Version 10.0.14393.0 and below 10.0.14393.5125 is affected.

Microsoft Windows Server 2016 (Server Core installation):

Version 10.0.14393.0 and below 10.0.14393.5125 is affected.

Microsoft Windows 7:

Version 6.1.0 and below 6.1.7601.25954 is affected.

Microsoft Windows 7 Service Pack 1:

Version 6.1.0 and below 6.1.7601.25954 is affected.

Microsoft Windows 8.1:

Version 6.3.0 and below 6.3.9600.20371 is affected.

Microsoft Windows Server 2008 Service Pack 2:

Version 6.0.6003.0 and below 6.0.6003.21481 is affected.

Microsoft Windows Server 2008 Service Pack 2 (Server Core installation):

Version 6.0.6003.0 and below 6.0.6003.21481 is affected.

Microsoft Windows Server 2008 Service Pack 2:

Version 6.0.6003.0 and below 6.0.6003.21481 is affected.

Microsoft Windows Server 2008 R2 Service Pack 1:

Version 6.1.7601.0 and below 6.1.7601.25954 is affected.

Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation):

Version 6.1.7601.0 and below 6.1.7601.25954 is affected.

Microsoft Windows Server 2012:

Version 6.2.9200.0 and below 6.2.9200.23714 is affected.

Microsoft Windows Server 2012 (Server Core installation):

Version 6.2.9200.0 and below 6.2.9200.23714 is affected.

Microsoft Windows Server 2012 R2:

Version 6.3.9600.0 and below 6.3.9600.20371 is affected.

Microsoft Windows Server 2012 R2 (Server Core installation):

Version 6.3.9600.0 and below 6.3.9600.20371 is affected.

Exploit Probability

EPSS

37.43%

Percentile

97.09%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.