Cyber Resilience

CVE-2023-28241

Microsoft Windows Server 2008 r2

Published
11 April 2023
Modified
21 November 2024
Patch / advisory
CVSS Score v3.1 7.5
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.020 79th percentile
Risk Priority 68 floored blend · peak EPSS

Summary

CVE-2023-28241 is a high-severity an unspecified weakness vulnerability in Microsoft Windows Server 2008. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 21% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis AI-assisted summary

Synthesised by an AI model from the NVD description and linked references — a reading aid, not an authoritative source.

The vulnerability CVE-2023-28241 is a denial of service issue in the Windows Secure Socket Tunneling Protocol (SSTP) component. It carries a CVSS 3.1 base score of 7.5 reflecting network attack vector, low complexity, and no requirements for privileges or user interaction, with the impact limited to high availability loss.

An unauthenticated remote attacker can send specially crafted network traffic to trigger the flaw and disrupt SSTP availability, resulting in service outage without affecting confidentiality or integrity.

Microsoft security advisories referenced at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-28241 direct administrators to install the vendor-supplied patches for remediation. The associated EPSS score has remained flat at a peak of 0.1470 with no indicated rise after disclosure.

EU & UK References

Vulnerability Data

Windows Secure Socket Tunneling Protocol (SSTP) Denial of Service Vulnerability

CWE(s)

Related Threats

CVEs Like This One

CVE-2023-28250Same product: Microsoft Windows 10 1507
CVE-2023-28228Same product: Microsoft Windows 10 1507
CVE-2023-24869Same product: Microsoft Windows 10 1507
CVE-2023-24908Same product: Microsoft Windows 10 1507
CVE-2023-28275Same product: Microsoft Windows 10 1507
CVE-2023-28220Same product: Microsoft Windows 10 1507
CVE-2023-28276Same product: Microsoft Windows 10 1507
CVE-2023-28219Same product: Microsoft Windows 10 1507
CVE-2023-24862Same product: Microsoft Windows 10 1507
CVE-2023-23410Same product: Microsoft Windows 10 1507

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