CVE-2023-21712

Name: CVE-2023-21712
Creator: NVD / NIST
Published: 2023-04-27T19:15:13.527+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.1/10EPSS 0.99%

Last modified Jun 17, 2026

CVE-2023-21712 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. Windows Point-to-Point Tunneling Protocol Remote Code Execution Vulnerability. EPSS estimates a 0.99% chance of exploitation in the next 30 days.

Description

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

Metrics

CVSS 3.1

8.1/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.99%

58.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Microsoft	Windows 10	< 10.0.10240.19562
Microsoft	Windows 10 1607	< 10.0.14393.5501
Microsoft	Windows 10 1809	< 10.0.17763.3650
Microsoft	Windows 10 20h2	< 10.0.19042.2251
Microsoft	Windows 10 21h1	< 10.0.19043.2251
Microsoft	Windows 10 21h2	< 10.0.19044.2251
Microsoft	Windows 10 22h2	< 10.0.19045.2486
Microsoft	Windows 11 21h2	< 10.0.22000.1219
Microsoft	Windows 11 22h2	< 10.0.22000.819
Microsoft	Windows 8.1	All versions
Microsoft	Windows Rt 8.1	All versions
Microsoft	Windows Server 2012	All versions
Microsoft	Windows Server 2012	r2
Microsoft	Windows Server 2016	All versions
Microsoft	Windows Server 2019	All versions
Microsoft	Windows Server 2022	All versions

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21712Patch, Vendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21712Patch, Vendor Advisory

Timeline

Published: Apr 27, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-21712?

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

How severe is CVE-2023-21712?

CVE-2023-21712 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 0.99% probability of exploitation in the next 30 days.

How do I fix CVE-2023-21712?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-21712?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST