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CVE-2022-26925

Microsoft | WindowsAdded 2022-07-01Remediation Deadline 2022-07-22

Microsoft Windows LSA Spoofing Vulnerability

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.

Required Action

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

Weakness Classification

CWE-306

References

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.