Windows Secure Socket Tunneling Protocol (SSTP) Remote Code Execution Vulnerability
CVE-2023-21548

8.1HIGH

Key Information:

Vendor

Microsoft
Status
Windows 10 Version 1809
Windows Server 2019
Windows Server 2019 (server Core Installation)
Windows Server 2022
Vendor
CVE Published:
10 January 2023

What is CVE-2023-21548?

The Windows Secure Socket Tunneling Protocol (SSTP) is impacted by a vulnerability that allows remote code execution, posing significant risks if exploited. This flaw enables attackers to execute arbitrary code on the affected system, which could lead to unauthorized access and data breaches. It's essential for users and administrators to apply updates and patches provided by Microsoft to mitigate this risk effectively.

Affected Version(s)

Windows 10 Version 1507 32-bit Systems 10.0.10240.0 < 10.0.10240.19685

Windows 10 Version 1607 32-bit Systems 10.0.14393.0 < 10.0.14393.5648

Windows 10 Version 1809 32-bit Systems 10.0.17763.0 < 10.0.17763.3887

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.