Junglewise Threat Intelligence

CVE-2022-26925: Microsoft Windows LSA Spoofing Vulnerability

CVE-2022-26925 · Severity: critical · CVSS 8.1 · Exploited in the wild · Published 2022-07-01

Technologies: Microsoft Windows, Microsoft Windows 11, Microsoft Windows Server 2012, Microsoft Windows 8.1, Microsoft Windows Server 2022, Microsoft Windows Server 2016, Microsoft Windows 10, Microsoft Windows 7, Microsoft Windows Server 2008. Vendors: Microsoft.

Executive brief

The Microsoft Windows Local Security Authority (LSA) contains a spoofing vulnerability that allows an unauthenticated attacker to coerce a domain controller to authenticate to them via NTLM. This flaw can be leveraged to facilitate NTLM relay attacks against sensitive infrastructure.

Affected products

  • Microsoft Windows 10 up to (excluding) 10.0.10240.19297
  • Microsoft Windows 11 up to (excluding) 10.0.22000.675
  • Microsoft Windows Server 2022
  • Microsoft Windows 7 SP1
  • Microsoft Windows 8.1
  • Microsoft Windows Server 2008
  • Microsoft Windows Server 2012
  • Microsoft Windows Server 2016

Timeline

  • 2022-07-01: disclosed
  • 2022-07-01: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
  • 2022-07-01: exploited: Reported as exploited in the wild at time of publication.

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