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Critical MSRC-CVE-2024-38140 1 CVE

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

Published Aug 13, 2024 · Updated Aug 13, 2024

Summary

Impact: Remote Code Execution. Microsoft rating: Critical. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

Details

How could an attacker exploit this vulnerability?
An unauthenticated attacker could exploit the vulnerability by sending specially crafted packets to a Windows Pragmatic General Multicast (PGM) open socket on the server, without any interaction from the user.

Windows 11, version 24H2 is not generally available yet. Why are there updates for this version of Windows listed in the Security Updates table?
The new Copilot+ devices that are now publicly available come with Windows 11, version 24H2 installed. Customers with these devices need to know about any vulnerabilities that affect their machine and to install the updates if they are not receiving automatic updates. Note that the general availability date for Windows 11, version 24H2 is scheduled for later this year.

Security updates
10.0.17763.6189 — https://support.microsoft.com/help/5041578
10.0.20348.2655 — https://support.microsoft.com/help/5041160
10.0.22000.3147 — https://support.microsoft.com/help/5041592
10.0.19044.4780 — https://support.microsoft.com/help/5041580
10.0.22621.4037 — https://support.microsoft.com/help/5041585
10.0.25398.1085 — https://support.microsoft.com/help/5041573
10.0.10240.20751 — https://support.microsoft.com/help/5041782
10.0.14393.7259 — https://support.microsoft.com/help/5041773
6.0.6003.22825 — https://support.microsoft.com/help/5041850
6.0.6003.22825 — https://support.microsoft.com/help/5041847
6.1.7601.27277 — https://support.microsoft.com/help/5041838
6.1.7601.27277 — https://support.microsoft.com/help/5041823
6.2.9200.25031 — https://support.microsoft.com/help/5041851
6.3.9600.22134 — https://support.microsoft.com/help/5041828
10.0.26100.1457 — https://support.microsoft.com/help/5041571

Vulnerabilities 1

Revision history

  1. #1

    Information published.

References