CVE-2023-24903CriticalCVSS 8.1

Windows Secure Socket Tunneling Protocol (SSTP) Remote Code Execution Vulnerability

Published
May 9, 2023
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2023-24903 →

📋 Description

According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability? Successful exploitation of this vulnerability requires an attacker to win a race condition.

How could an attacker exploit the vulnerability? To exploit this vulnerability, an attacker would need to send a specially crafted malicious SSTP packet to a SSTP server. This could result in remote code execution on the server side.

🎯 Affected products35

  • Windows 10 Version 1607 for 32-bit Systems
  • Windows 10 Version 1607 for x64-based Systems
  • Windows 10 Version 1809 for 32-bit Systems
  • Windows 10 Version 1809 for ARM64-based Systems
  • Windows 10 Version 1809 for x64-based Systems
  • Windows 10 Version 20H2 for 32-bit Systems
  • Windows 10 Version 20H2 for ARM64-based Systems
  • Windows 10 Version 21H2 for 32-bit Systems
  • Windows 10 Version 21H2 for ARM64-based Systems
  • Windows 10 Version 21H2 for x64-based Systems
  • Windows 10 Version 22H2 for 32-bit Systems
  • Windows 10 Version 22H2 for ARM64-based Systems
  • Windows 10 Version 22H2 for x64-based Systems
  • Windows 10 for 32-bit Systems
  • Windows 10 for x64-based Systems
  • Windows 11 Version 22H2 for ARM64-based Systems
  • Windows 11 Version 22H2 for x64-based Systems
  • Windows 11 version 21H2 for ARM64-based Systems
  • Windows 11 version 21H2 for x64-based Systems
  • Windows Server 2008 R2 for x64-based Systems Service Pack 1
  • Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
  • Windows Server 2008 for 32-bit Systems Service Pack 2
  • Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
  • Windows Server 2008 for x64-based Systems Service Pack 2
  • Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
  • Windows Server 2012
  • Windows Server 2012 (Server Core installation)
  • Windows Server 2012 R2
  • Windows Server 2012 R2 (Server Core installation)
  • Windows Server 2016
  • +5 more not shown

✅ Remediation

KB5026362 (Security Update) — fixed build 10.0.17763.4377 KB5026370 (Security Update) — fixed build 10.0.20348.1726 KB5026456 (Security Hotpatch Update) — fixed build 10.0.20348.1724 KB5026361 (Security Update) — fixed build 10.0.19042.2965 KB5026368 (Security Update) — fixed build 10.0.22000.1936 KB5026361 (Security Update) — fixed build 10.0.19044.2965 KB5026372 (Security Update) — fixed build 10.0.22621.1702 KB5026361 (Security Update) — fixed build 10.0.19045.2965 KB5026382 (Security Update) — fixed build 10.0.10240.19926 KB5026363 (Security Update) — fixed build 10.0.14393.5921 KB5026408 (Monthly Rollup) — fixed build 6.0.6003.22070 KB5026427 (Security Only) — fixed build 6.0.6003.22070 KB5026413 (Monthly Rollup) — fixed build 6.1.7601.26519 KB5026426 (Security Only) — fixed build 6.1.7601.26519 KB5026419 (Monthly Rollup) — fixed build 6.2.9200.24266 KB5026411 (Security Only) — fixed build 6.2.9200.24266 KB5026415 (Monthly Rollup) — fixed build 6.3.9600.20969 KB5026409 (Security Only) — fixed build 6.3.9600.20969

🔗 References (33)