Is CVE-2024-43447 in the CISA KEV catalog?

No. CVE-2024-43447 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-43447?

CVE-2024-43447 has a CVSS v3 base score of 8.1 (HIGH).

What is the EPSS score for CVE-2024-43447?

CVE-2024-43447 has an EPSS score of 1.42% (70th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-43447?

Install KB5046616 for Windows Server 2022. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2024-43447

HIGH

8.1

CVSS v3

NVD

Description

Windows SMBv3 Server Remote Code Execution Vulnerability

CWE-415

How to fix

Remediation Available

Windows Server 2022Windows

Install:KB5046616Microsoft

Install:KB5046698Microsoft

Windows Server 2022 (Server Core installation)Windows

Install:KB5046616Microsoft

Install:KB5046698Microsoft

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 ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.42%probability of exploitation in 30 days

70thpercentile

Moderate risk: more likely to be exploited than 70% of all known CVEs.

References

Patch1

msrc.microsoft.com

Related Vulnerabilities

Other CWE-415 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-25136	Medium	6.5	90%	-	Fix
CVE-2018-0101	Critical	10.0	87%	-	Fix
CVE-2003-0545	Critical	9.8	85%	-	Fix
CVE-2019-3829	Medium	5.3	59%	-	Fix
CVE-2026-33824	Critical	9.8	56%	-	Fix
CVE-2021-3407	Medium	5.5	50%	-	Fix

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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 2024-11-19.