Cyber Resilience

CVE-2022-33645

High

Published: 11 October 2022

Published
11 October 2022
Modified
02 January 2025
KEV Added
Patch
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.1901 95.5th percentile
Risk Priority 26 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-33645 is a high-severity an unspecified weakness vulnerability in Microsoft Windows 10. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 4.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

The vulnerability tracked as CVE-2022-33645 is a denial-of-service flaw in the Windows TCP/IP driver. It received a CVSS 3.1 base score of 7.5 and was published on 11 October 2022; the affected component is the core networking stack present in supported Windows releases.

An unauthenticated remote attacker can exploit the issue over the network with low attack complexity and without user interaction. Successful exploitation results in a high-impact denial of service that leaves confidentiality and integrity unaffected.

Microsoft security advisories at the referenced URLs describe the vulnerability and direct administrators to the corresponding security updates for mitigation. The associated EPSS score reached a peak of 0.1901 and remains at that level, indicating moderate but stable exploitation interest since disclosure.

EU & UK References

Vulnerability details

Windows TCP/IP Driver Denial of Service 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, 20h2, 21h1, 21h2
microsoft
windows 11
22h2, all versions
microsoft
windows 7
all versions
microsoft
windows 8.1
all versions
microsoft
windows rt 8.1
all versions
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
microsoft
windows server 2022
all versions

Mitigating Controls

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

References