Windows 10 Version 1809 vulnerability

What happened

Access of resource using incompatible type ('type confusion') in Windows SmartScreen allows an authorized attacker to elevate privileges locally.

Affected versions

Windows 10 Version 1809: 10.0.17763.0 through before 10.0.17763.9376 (custom); 10.0.19044.0 through before 10.0.19044.7807 (custom); 10.0.19045.0 through before 10.0.19045.7807 (custom); 10.0.22631.0 through before 10.0.22631.7652 (custom); 10.0.26100.0 through before 10.0.26100.9711 (custom); 10.0.26200.0 through before 10.0.26200.9711 (custom); 10.0.28000.0 through before 10.0.28000.3231 (custom); 10.0.26300.0 through before 10.0.26300.9711 (custom); 10.0.20348.0 through before 10.0.20348.5761 (custom); 10.0.26100.0 through before 10.0.26100.33650 (custom) Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

• Apply vendor-provided updates or mitigations.
• Review affected product exposure and access logs.