CVE-2023-28241
Published: 11 April 2023
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 5.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
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
- 🇪🇺 ENISA EUVD: EUVD-2023-31949
Vulnerability details
Windows Secure Socket Tunneling Protocol (SSTP) Denial of Service 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.