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CVE-2024-38217: Microsoft Windows Mark of the Web (MOTW) Protection Mechanism Failure Vulnerability
Microsoft Windows · in CISA KEV since 2024-09-10
2024-09-10added to KEV
2024-10-01federal remediation due date
10.03%EPSS exploit probability (30 days) 95.4th percentile
5.4 MEDIUMCVSS 3.1
Unknownknown ransomware use
0days from NVD publication to KEV
What it is
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.
Required action (CISA)
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
| CWE | CWE-693 |
|---|---|
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L |
| NVD published | 2024-09-10 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2024-38217.json · all KEV CVEs
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Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.