CVE-2024-30088: Microsoft Windows Kernel TOCTOU Race Condition Vulnerability

CVE-2024-30088 · Severity: critical · CVSS 7 · Exploited in the wild · Published 2024-10-15

Microsoft Windows Kernel contains a time-of-check to time-of-use (TOCTOU) race condition vulnerability. Successful exploitation allows a local attacker to gain elevated privileges on the affected system.

Technologies: Microsoft Windows. Vendors: Microsoft.

Quick answers

Is CVE-2024-30088 exploited in the wild?
Yes. CVE-2024-30088 is known to be exploited in the wild, first recorded on 15 October 2024. Treat it as urgent.
How severe is CVE-2024-30088?
Critical severity, with a CVSS score of 7, published 15 October 2024.
Which products and versions are affected?
Microsoft Windows 10 1507, 1607, 1809, 21H2, 22H2; Microsoft Windows 11 21H2, 22H2, 23H2; Microsoft Windows Server 2016, 2019, 2022, 23H2.
Is there a fix for CVE-2024-30088?
A patch was published on 2024-06-11: Microsoft released security updates Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2024-30088 attacked?
It is attacked with local access, in an operating system.
Am I affected by CVE-2024-30088?
Check whether you run Microsoft Windows or 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 1507, 1607, 1809, 21H2, 22H2
  • Microsoft Windows 11 21H2, 22H2, 23H2
  • Microsoft Windows Server 2016, 2019, 2022, 23H2

Timeline

  • 2024-06-11: disclosed: Initial Microsoft advisory publication
  • 2024-06-11: patched: Microsoft released security updates
  • 2024-10-15: kev added: Added to CISA Known Exploited Vulnerabilities (KEV) catalog
  • 2024-10-15: exploited: Confirmed exploitation in the wild per CISA KEV entry

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