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CVE-2022-41049

Microsoft Windows Mark of the Web (MOTW) Security Feature Bypass Vulnerability

Microsoft WindowsOperating systems
Open in ThreatlineRecord JSON
CVSS
5.4Medium
ExploitationExploited in the wildAdded to KEV 14 Nov 2022CISA KEV
Exploit odds (EPSS)2.63%Chance of exploitation activity in the next 30 days, higher than 85% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed in10.0.10240.19567Also 10.0.14393.5501, 10.0.17763.3650 and 7 moreCVE List
Federal deadline9 Dec 2022Remediation due date for US federal agenciesCISA KEV
CISA required actionApply updates per vendor instructions. CISA KEV

What fixes it

  • 10.0.10240.19567Windows 10 Version 1507CVE List
  • 10.0.14393.5501Windows 10 Version 1607CVE List
  • 10.0.17763.3650Windows 10 Version 1809CVE List
  • 10.0.19042.2251Windows 10 Version 20H2CVE List
  • 10.0.19043.2251Windows 10 Version 21H1CVE List
  • 10.0.19044.2251Windows 10 Version 21H2CVE List
Show all 14 fixed versions
  • 10.0.19045.2251Windows 10 Version 22H2CVE List
  • 10.0.22000.1219Windows 11 version 21H2CVE List
  • 10.0.22621.819Windows 11 version 22H2CVE List
  • 10.0.14393.5501Windows Server 2016CVE List
  • 10.0.14393.5501Windows Server 2016 (Server Core installation)CVE List
  • 10.0.17763.3650Windows Server 2019CVE List
  • 10.0.17763.3650Windows Server 2019 (Server Core installation)CVE List
  • 10.0.20348.1249Windows Server 2022CVE List

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

Timeline

  1. 9 Nov 2022, 00:00 UTCPublishedCVE List
  2. 14 Nov 2022Added to CISA KEVCISA KEV

Description

Microsoft Windows Mark of the Web (MOTW) contains a security feature bypass vulnerability resulting in a limited loss of integrity and availability of security features.

Text from CVE List

Affected versions 15

  • Windows 10 Version 1507affected: 10.0.10240.0 before 10.0.10240.19567CVE List
  • Windows 10 Version 1607affected: 10.0.14393.0 before 10.0.14393.5501CVE List
  • Windows 10 Version 1809affected: 10.0.17763.0 before 10.0.17763.3650CVE List
  • Windows 10 Version 1809affected: 10.0.0 before 10.0.17763.3650CVE List
  • Windows 10 Version 20H2affected: 10.0.0 before 10.0.19042.2251CVE List
  • Windows 10 Version 21H1affected: 10.0.0 before 10.0.19043.2251CVE List
  • Windows 10 Version 21H2affected: 10.0.19043.0 before 10.0.19044.2251CVE List
  • Windows 10 Version 22H2affected: 10.0.19045.0 before 10.0.19045.2251CVE List
  • Windows 11 version 21H2affected: 10.0.0 before 10.0.22000.1219CVE List
  • Windows 11 version 22H2affected: 10.0.22621.0 before 10.0.22621.819CVE List
  • Windows Server 2016affected: 10.0.14393.0 before 10.0.14393.5501CVE List
  • Windows Server 2016 (Server Core installation)affected: 10.0.14393.0 before 10.0.14393.5501CVE List
  • Windows Server 2019affected: 10.0.17763.0 before 10.0.17763.3650CVE List
  • Windows Server 2019 (Server Core installation)affected: 10.0.17763.0 before 10.0.17763.3650CVE List
  • Windows Server 2022affected: 10.0.20348.0 before 10.0.20348.1249CVE List

References 4