CVE-2024-43447

Name: CVE-2024-43447
Creator: NVD / NIST
Published: 2024-11-12T18:15:21.707+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.1/10EPSS 1.42%

Last modified Jun 17, 2026

CVE-2024-43447 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. Windows SMBv3 Server Remote Code Execution Vulnerability. EPSS estimates a 1.42% chance of exploitation in the next 30 days.

Description

Windows SMBv3 Server Remote Code Execution Vulnerability

Metrics

CVSS 3.1

8.1/10

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

EPSS Probability

1.42%

69.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-415

Affected Software

Vendor	Product	Versions
Microsoft	Windows Server 2022	< 10.0.20348.2849

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43447Patch, Vendor Advisory

Timeline

Published: Nov 12, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-43447?

Windows SMBv3 Server Remote Code Execution Vulnerability

How severe is CVE-2024-43447?

CVE-2024-43447 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 1.42% probability of exploitation in the next 30 days.

How do I fix CVE-2024-43447?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-43447?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST