CVE-2022-26925: Microsoft Windows LSA Spoofing Vulnerability

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

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.

Technologies: Microsoft Windows. Vendors: Microsoft.

Quick answers

Is CVE-2022-26925 exploited in the wild?
Yes. CVE-2022-26925 is known to be exploited in the wild, first recorded on 1 July 2022. Treat it as urgent.
How severe is CVE-2022-26925?
Critical severity, with a CVSS score of 8.1, published 1 July 2022.
Which products and versions are affected?
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; and 4 more.
Is there a fix for CVE-2022-26925?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2022-26925 attacked?
It is attacked over the network, in an operating system.
Am I affected by CVE-2022-26925?
Check whether you run Microsoft Windows. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

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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