CVE-2024-21357
Published: 13 February 2024
Summary
CVE-2024-21357 is a high-severity Type Confusion (CWE-843) vulnerability in Microsoft Windows 10 1809. Its CVSS base score is 8.1 (High).
Operationally, ranked in the top 4.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
Windows Pragmatic General Multicast (PGM) is affected by a remote code execution vulnerability tracked as CVE-2024-21357. The flaw carries a CVSS 3.1 score of 8.1 and is associated with CWE-843. It was publicly disclosed on 13 February 2024 and impacts the PGM protocol implementation in Windows.
An unauthenticated attacker can exploit the issue over the network without user interaction, although successful exploitation requires high attack complexity. Successful attacks grant the adversary full control over confidentiality, integrity, and availability on the target system.
Microsoft has published an advisory describing the vulnerability and corresponding security updates at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21357. The current EPSS score stands at 0.1727 with an identical recorded peak, indicating no material post-disclosure increase in observed exploitation interest.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2024-19069
Vulnerability details
Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.