Disclosure summary
Microsoft Windows Mark of the Web (MOTW) contains a protection mechanism failure vulnerability that allows an attacker to bypass MOTW-based defenses. This can result in a limited loss of integrity and availability of security features such as Protected View in Microsoft Office, which rely on MOTW tagging.
CISA remediation guidance
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Original records & references
PUBLISHED 2024-09-10T00:00:00-04:00
MODIFIED 2024-09-10T00:00:00-04:00
INGESTED 2026-10-06T11:42:57-04:00