Double Free in Microsoft Windows Server 2022

CVE-2024-43447

Windows SMBv3 Server Remote Code Execution Vulnerability

Vulnerability class: Double Free

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.015 (72.4th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 72.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-43447: held from 0.014 to 0.015.

EPSS over last 30 days · oldest: 0.014 · newest: 0.015 · change: +0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-43447?
CVE-2024-43447 is a high-severity vulnerability in Microsoft Windows Server 2022, classified under Double Free. CVSS score: 8.1/10. Published 2024-11-12.
How severe is CVE-2024-43447?
High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2024-43447 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.