CVE-2023-21712CriticalCVSS 8.1

Windows Point-to-Point Tunneling Protocol Remote Code Execution Vulnerability

Published
January 26, 2023
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2023-21712 →

📋 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 this vulnerability? An unauthenticated attacker could send a specially crafted protocol message to a Routing and Remote Access Service (RRAS) server, which could lead to remote code execution (RCE) on the RAS server machine.

🎯 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 21H1 for 32-bit Systems
  • Windows 10 Version 21H1 for ARM64-based Systems
  • Windows 10 Version 21H1 for x64-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 8.1 for 32-bit systems
  • Windows 8.1 for x64-based systems
  • Windows RT 8.1
  • 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

KB5019966 (Security Update) — fixed build 10.0.17763.3650 KB5019959 (Security Update) — fixed build 10.0.19043.2251 KB5019081 (Security Update) — fixed build 10.0.20348.1249 KB5019080 (Security Hotpatch Update) — fixed build 10.0.20348.1251 KB5019959 (Security Update) — fixed build 10.0.19042.2251 KB5019961 (Security Update) — fixed build 10.0.22000.1219 KB5019959 (Security Update) — fixed build 10.0.19044.2251 KB5019980 (Security Update) — fixed build 10.0.22621.819 KB5022282 (Security Update) — fixed build 10.0.19045.2486 KB5019970 (Security Update) — fixed build 10.0.10240.19562 KB5019964 (Security Update) — fixed build 10.0.14393.5501 KB5020023 (Monthly Rollup) — fixed build 6.3.9600.20671 KB5020010 (Security Only) — fixed build 6.3.9600.20670 KB5020009 (Monthly Rollup) — fixed build 6.2.9200.23968 KB5020003 (Security Only) — fixed build 6.2.9200.23968

🔗 References (22)