CVE-2024-38217 - Microsoft Windows Mark of the Web (MOTW) Protection Mechanism Failure Vulnerability

Vulnerability Name

Microsoft Windows Mark of the Web (MOTW) Protection Mechanism Failure Vulnerability

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.

Known To Be Used in Ransomware Campaigns?

Unknown

Action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Additional Notes

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38217

https://nvd.nist.gov/vuln/detail/CVE-2024-38217

Related News Articles

CISA warns of Windows flaw used in infostealer malware attacksSeptember 17, 2024

Windows vulnerability abused braille “spaces” in zero-day attacksSeptember 16, 2024

Microsoft Issues Patches for 79 Flaws, Including 3 Actively Exploited Windows FlawsSeptember 11, 2024

Microsoft fixes 4 exploited zero-days and a code defect that nixed earlier security fixesSeptember 11, 2024

Microsoft fixes Windows Smart App Control zero-day exploited since 2018September 11, 2024