Is CVE-2024-43487 in the CISA KEV catalog?

No. CVE-2024-43487 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-43487?

CVE-2024-43487 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2024-43487?

CVE-2024-43487 has an EPSS score of 1.15% (63th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-43487?

Install KB5043083 for Windows 10. Fixes are available for 13 affected products.

CVE & CISA-KEV Catalog

CVE-2024-43487

MEDIUM

6.5

CVSS v3

NVD

Description

Windows Mark of the Web Security Feature Bypass Vulnerability

CWE-693Protection Mechanism Failure

How to fix

Remediation Available

Windows 10Windows

Install:KB5043083Microsoft

Windows 10 Version 1607Windows

Install:KB5043051Microsoft

Windows 10 Version 1809Windows

Install:KB5043050Microsoft

Windows 10 Version 21H2Windows

Install:KB5043064Microsoft

Windows 10 Version 22H2Windows

Install:KB5043064Microsoft

Windows Server 2012Windows

Install:KB5043125Microsoft

Windows Server 2012 (Server Core installation)Windows

Install:KB5043125Microsoft

Windows Server 2012 R2Windows

Install:KB5043138Microsoft

Windows Server 2012 R2 (Server Core installation)Windows

Install:KB5043138Microsoft

Windows Server 2016Windows

Install:KB5043051Microsoft

Windows Server 2016 (Server Core installation)Windows

Install:KB5043051Microsoft

Windows Server 2019Windows

Install:KB5043050Microsoft

Windows Server 2019 (Server Core installation)Windows

Install:KB5043050Microsoft

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityHigh

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Exploit Intelligence

1.15%probability of exploitation in 30 days

63rdpercentile

Moderate risk: more likely to be exploited than 63% of all known CVEs.

References

Patch1

msrc.microsoft.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-09-18.