Cyber Resilience

CVE-2023-28250

Critical

Published: 11 April 2023

Published
11 April 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0534 90.3th percentile
Risk Priority 23 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-28250 is a critical-severity Wrap or Wraparound (CWE-191) vulnerability in Microsoft Windows Server 2008. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 9.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

CVE-2023-28250 is a remote code execution vulnerability in the Windows Pragmatic General Multicast (PGM) component, assigned a CVSS 3.1 base score of 9.8. It is associated with CWE-191 and was publicly disclosed on 11 April 2023.

An unauthenticated attacker can exploit the flaw over a network connection without user interaction, achieving full compromise of confidentiality, integrity, and availability on affected Windows systems.

Microsoft has published remediation guidance for the issue in its security update guide. The EPSS score has remained flat at 0.0534 with no material increase since disclosure.

EU & UK References

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

microsoft
windows 10 1507
≤ 10.0.10240.19869
microsoft
windows 10 1607
≤ 10.0.14393.5850
microsoft
windows 10 1809
≤ 10.0.17763.4252
microsoft
windows 10 20h2
≤ 10.0.19042.2846
microsoft
windows 10 21h2
≤ 10.0.19044.2846
microsoft
windows 10 22h2
≤ 10.0.19045.2846
microsoft
windows 11 21h2
≤ 10.0.22000.1817
microsoft
windows 11 22h2
≤ 10.0.22621.1555
microsoft
windows server 2008
all versions, r2
microsoft
windows server 2012
all versions, r2
+3 more product configuration(s) — see NVD for full list

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References