Summary
Impact: Security Feature Bypass. Microsoft rating: Moderate. Not known to be exploited — Exploitation More Likely. Customer action: Required.
Details
According to the CVSS metric, successful exploitation of this vulnerability could lead to some loss of integrity (I:L) and some loss of availability (A:L). What does that mean for this vulnerability?
An attacker can craft a malicious file that would evade Mark of the Web (MOTW) defenses, resulting in a limited loss of integrity and availability of security features such as Protected View in Microsoft Office, which rely on MOTW tagging.
How could an attacker exploit the vulnerability?
To exploit this vulnerability, an attacker could host a file on an attacker-controlled server, then convince a targeted user to download and open the file. This could allow the attacker to interfere with the Mark of the Web functionality.
Please see Additional information about Mark of the Web for further clarification
Security updates
10.0.17763.5820 — https://support.microsoft.com/help/5037765
10.0.20348.2461 — https://support.microsoft.com/help/5037782
10.0.20348.2458 — https://support.microsoft.com/help/5037848
10.0.22000.2960 — https://support.microsoft.com/help/5037770
10.0.19044.4412 — https://support.microsoft.com/help/5037768
10.0.22621.3593 — https://support.microsoft.com/help/5037771
10.0.25398.887 — https://support.microsoft.com/help/5037781
10.0.10240.20651 — https://support.microsoft.com/help/5037788
10.0.14393.6981 — https://support.microsoft.com/help/5037763
6.0.6003.22668 — https://support.microsoft.com/help/5037800
6.0.6003.22668 — https://support.microsoft.com/help/5037836
6.1.7601.27117 — https://support.microsoft.com/help/5037780
6.1.7601.27117 — https://support.microsoft.com/help/5037803
6.2.9200.24868 — https://support.microsoft.com/help/5037778
6.3.9600.21972 — https://support.microsoft.com/help/5037823
Vulnerabilities 1
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Medium 5.4CVE-2024-30050 EPSS 11%
Windows Mark of the Web Security Feature Bypass Vulnerability
Windows Mark of the Web Security Feature Bypass Vulnerability
Revision history
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#1
Information published.
References
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CVE-2024-30050 Windows Mark of the Web Security Feature Bypass Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-30050
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Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
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Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
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Common Vulnerability Scoring System
https://www.first.org/cvss