CVE-2022-44698: Microsoft Defender SmartScreen Security Feature Bypass Vulnerability

CVE-2022-44698 · Severity: critical · CVSS 5.4 · Exploited in the wild · Published 2022-12-13

Microsoft Defender SmartScreen contains a security feature bypass vulnerability that allows attackers to evade Mark of the Web (MOTW) defenses. An attacker can exploit this by crafting a malicious file that bypasses security warnings when downloaded and opened by a user.

Technologies: Microsoft Defender. Vendors: Microsoft.

Quick answers

Is CVE-2022-44698 exploited in the wild?
Yes. CVE-2022-44698 is known to be exploited in the wild, first recorded on 13 December 2022. Treat it as urgent.
How severe is CVE-2022-44698?
Critical severity, with a CVSS score of 5.4, published 13 December 2022.
Which products and versions are affected?
Microsoft Windows 10 1607, 1809, 20H2, 21H1, 21H2, 22H2; Microsoft Windows 11 21H2, 22H2; Microsoft Windows Server 2016; Microsoft Windows Server 2019; and 1 more.
Is there a fix for CVE-2022-44698?
A patch was published on 2022-12-13T00:00:00+00:00. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2022-44698 attacked?
It is attacked over the network, in an operating system.
Am I affected by CVE-2022-44698?
Check whether you run Microsoft Defender. 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 1607, 1809, 20H2, 21H1, 21H2, 22H2
  • Microsoft Windows 11 21H2, 22H2
  • Microsoft Windows Server 2016
  • Microsoft Windows Server 2019
  • Microsoft Windows Server 2022

Timeline

  • 2022-12-13: disclosed
  • 2022-12-13: patched
  • 2022-12-13: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
  • 2022-12-13: exploited: Reported as exploited in the wild at time of publication.

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