CVE-2023-32046

Confirmed PUBLISHED

Windows MSHTML Platform Elevation of Privilege Vulnerability

Microsoft · Windows 10 Version 1809, Windows Server 2019, Windows Server 2019 (Server Core installation), Windows Server 2022, Windows 11 version 21H2, Windows 10 Version 21H2, Windows 11 version 22H2, Windows 10 Version 22H2, Windows 10 Version 1507, Windows 10 Version 1607, Windows Server 2016, Windows Server 2016 (Server Core installation), Windows Server 2008 Service Pack 2, Windows Server 2008 Service Pack 2 (Server Core installation), Windows Server 2008 Service Pack 2, Windows Server 2008 R2 Service Pack 1, Windows Server 2008 R2 Service Pack 1 (Server Core installation), Windows Server 2012, Windows Server 2012 (Server Core installation), Windows Server 2012 R2, Windows Server 2012 R2 (Server Core installation)
Exploited in the wild

Recommended Action

Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.

Confidence
Confirmed
Exploitation Status
Exploited in the wild
Observed in Sensors
No
Attempts (30d)
Unique Attacker IPs
CISA KEV
In CISA KEV
CVSS / EPSS
7.8 High EPSS 9.1%

At a Glance

Windows MSHTML Platform Elevation of Privilege Vulnerability

cisa microsoft nessus_scanner windows
CVE Published
Jul 11, 2023
Exploitation Reported
Jul 11, 2023
CVSS
7.8 High
EPSS
9.1%
Low complexity Unauthenticated

Affected Versions

Vendor Product Version Status
Microsoft
Windows 10 Version 1809

10.0.17763.0 to < 10.0.17763.4645

Affected
Microsoft
Windows 10 Version 1809

10.0.0 to < 10.0.17763.4645

Affected
Microsoft
Windows Server 2019

10.0.17763.0 to < 10.0.17763.4645

Affected
Microsoft
Windows Server 2019 (Server Core installation)

10.0.17763.0 to < 10.0.17763.4645

Affected
Microsoft
Windows Server 2022

10.0.20348.0 to < 10.0.20348.1850

Affected
Microsoft
Windows 11 version 21H2

10.0.0 to < 10.0.22000.2176

Affected
Microsoft
Windows 10 Version 21H2

10.0.19043.0 to < 10.0.19044.3208

Affected
Microsoft
Windows 11 version 22H2

10.0.22621.0 to < 10.0.22621.1992

Affected
Microsoft
Windows 10 Version 22H2

10.0.19045.0 to < 10.0.19045.3208

Affected
Microsoft
Windows 10 Version 1507

10.0.10240.0 to < 10.0.10240.20048

Affected
Microsoft
Windows 10 Version 1607

10.0.14393.0 to < 10.0.14393.6085

Affected
Microsoft
Windows Server 2016

10.0.14393.0 to < 10.0.14393.6085

Affected
Microsoft
Windows Server 2016 (Server Core installation)

10.0.14393.0 to < 10.0.14393.6085

Affected
Microsoft
Windows Server 2008 Service Pack 2

6.0.6003.0 to < 6.0.6003.22175

Affected
Microsoft
Windows Server 2008 Service Pack 2 (Server Core installation)

6.0.6003.0 to < 6.0.6003.22175

Affected
Microsoft
Windows Server 2008 Service Pack 2

6.0.6003.0 to < 6.0.6003.22175

Affected
Microsoft
Windows Server 2008 R2 Service Pack 1

6.1.7601.0 to < 6.1.7601.26623

Affected
Microsoft
Windows Server 2008 R2 Service Pack 1 (Server Core installation)

6.1.7601.0 to < 6.1.7601.26623

Affected
Microsoft
Windows Server 2012

6.2.9200.0 to < 6.2.9200.24374

Affected
Microsoft
Windows Server 2012 (Server Core installation)

6.2.9200.0 to < 6.2.9200.24374

Affected
Microsoft
Windows Server 2012 R2

6.3.9600.0 to < 6.3.9600.21063

Affected
Microsoft
Windows Server 2012 R2 (Server Core installation)

6.3.9600.0 to < 6.3.9600.21063

Affected

CVE References

Recommended Actions

  • Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
  • Check enrichment artifacts for scanner coverage and available PoCs before rolling remediation validation.
  • Use the Pro API to automate enrichment, telemetry, and workflow delivery for VM, SOC, and CTI pipelines.