CVE-2024-38217 — Microsoft Windows Mark of the Web (MOTW) Protection Mechanism Failure Vulnerability
CVE-2024-38217: Microsoft Windows Mark of the Web (MOTW) Protection Mechanism Failure Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | Microsoft |
| Product | Windows |
| Date added | 2024-09-10 |
| Due date | 2024-10-01 |
| Ransomware campaign use | Unknown |
Description
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.
Notes
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38217; https://nvd.nist.gov/vuln/detail/CVE-2024-38217
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-38217
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog