What happened
Null pointer dereference in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to execute code locally.
Affected versions
Windows 10 Version 1607: 10.0.14393.0 through before 10.0.14393.9418 (custom); 10.0.17763.0 through before 10.0.17763.9121 (custom); 10.0.19044.0 through before 10.0.19044.7663 (custom); 10.0.19045.0 through before 10.0.19045.7663 (custom); 10.0.22631.0 through before 10.0.22631.7517 (custom); 10.0.26100.0 through before 10.0.26100.9168 (custom); 10.0.26200.0 through before 10.0.26200.9168 (custom); 10.0.28000.0 through before 10.0.28000.2704 (custom); 6.2.9200.0 through before 6.2.9200.26280 (custom); 6.3.9600.0 through before 6.3.9600.23338 (custom); 10.0.20348.0 through before 10.0.20348.5499 (custom); 10.0.26100.0 through before 10.0.26100.33296 (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.
Public PoC references
No public PoC reference has passed the current publication threshold.