Cyber Resilience

CVE-2022-21972

High

Published: 10 May 2022

Published
10 May 2022
Modified
02 January 2025
KEV Added
Patch
CVSS Score v3.1 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.4856 97.8th percentile
Risk Priority 45 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-21972 is a high-severity an unspecified weakness vulnerability in Microsoft Windows 10. Its CVSS base score is 8.1 (High).

Operationally, ranked in the top 2.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

CVE-2022-21972 is a remote code execution vulnerability in the Windows Point-to-Point Tunneling Protocol component. It affects Windows systems that implement this protocol, which is commonly used for VPN connections.

The flaw can be reached over the network by an unauthenticated attacker who needs no user interaction, although the attack complexity is rated high. Successful exploitation can result in full compromise of confidentiality, integrity, and availability on the target system.

Microsoft security advisories for CVE-2022-21972 are available at the referenced MSRC update guide and portal URLs and describe the patches released to address the issue.

The associated EPSS score stands at 0.4856 with an identical peak value, showing no material upward trajectory after disclosure.

EU & UK References

Vulnerability details

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

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

microsoft
windows 10
1607, 1809, 1909, 20h2, 21h1
microsoft
windows 11
all versions
microsoft
windows 7
all versions
microsoft
windows 8.1
all versions
microsoft
windows rt 8.1
all versions
microsoft
windows server
20h2
microsoft
windows server 2008
all versions, r2
microsoft
windows server 2012
all versions, r2
microsoft
windows server 2016
all versions
microsoft
windows server 2019
all versions
+1 more product configuration(s) — see NVD for full list

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References