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CVE-2022-40733

Published: Dec 18, 2024Updated: Aug 26, 2025 Sources: CVE List NVDCWE-476
NVD MITRE
5.0CVSSMEDIUM
EPSS Score
0.8%
Top 47.7%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
No Fix Available

Description

An access violation vulnerability exists in the DirectComposition functionality win32kbase.sys driver version 10.0.22000.593 as part of Windows 11 version 22000.593 and version 10.0.20348.643 as part of Windows Server 2022 version 20348.643. A specially-crafted set of syscalls can lead to a reboot. An unprivileged user can run specially-crafted code to trigger Denial Of Service.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:RS:UC:NI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-476

Affected Products

WindowsMicrosoft
OS
Operating Systems / windows
windows 11 21h2microsoft
On-premOS
Operating Systems / windows
windows server 2022microsoft
On-premOS
Operating Systems / windows
microsoftcommercialUSOperating Systems

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details

MITRE ATT&CK

2 techniques
Impact
Initial Access
View detailed technique mapping

References

https://talosintelligence.com/vulnerability_reports/TALOS-2022-1515
talosintelligence.com

Timeline

Published
Dec 18, 2024
Last Updated
Aug 26, 2025

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