What is the severity of CVE-2024-38140?

CVE-2024-38140 has a CVSS Base Score of 9.8/10 and is classified as Critical severity. It is important to assess the risk based on your specific environment.

How do I fix CVE-2024-38140?

Remediation typically involves updating the affected software products to the latest patched version. Refer to the 'Affected Products' and 'Remediation' sections on this page for specific mitigation steps and vendor advisories.

Home→Vulnerabilities→CVE-2024-38140

Critical Risk Disclosed

CVE-2024-38140

Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability

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Exploitation Probability (EPSS)

Low Priority

5.04%

The Exploit Prediction Scoring System (EPSS) uses machine learning to estimate the probability that a vulnerability will be exploited in the wild within the next 30 days.

0% (Theoretical)100% (Certainty)

7-Day Exploitation Trend

Vulnerability Timeline

4 events

Aug 13, 2024

Vulnerability Disclosed

Published to component-level vulnerability database.

Aug 16, 2024

Last Updated

Record updated with new analysis or tags.

Nov 19, 2025

EPSS Score Increased

Daily EPSS score increased by 0.141 on 2024-08-15

Nov 22, 2025

EPSS Score Decreased

Daily EPSS score decreased by 0.141 on 2024-08-15

Threat Actor Attribution

PREMIUM INTEL

Associated Groups:Lazarus Group, APT28

Ransomware Campaigns:LockBit 3.0, BlackCat

IoCs (Indicators):14 IPs, 3 Hashes

Remediation & Mitigation

SOLUTION

Official patches and mitigation steps are available for this vulnerability.

# Update Command
apt-get update && apt-get upgrade -y specific-package
# Verify installation
dpkg -l | grep package-name

Affected Products

17 Total

microsoft/windows_10_1507All Versions

microsoft/windows_10_1607All Versions

microsoft/windows_10_1809All Versions

microsoft/windows_10_21h2All Versions

microsoft/windows_10_22h2All Versions

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38140Microsoft

PatchVendor Advisory

Am I Vulnerable?

Check your domain or package.json for CVE-2024-38140 exposure.

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Vulnerability Details

CVSS Base Score

9.8/ 10

Vector

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

Published Date

Aug 13, 2024

Last Modified

Aug 16, 2024

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