// For flags

CVE-2022-40733

 

Severity Score

5.0
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

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.

Existe una vulnerabilidad de violación de acceso en la funcionalidad DirectComposition del controlador win32kbase.sys versión 10.0.22000.593 como parte de Windows 11 versión 22000.593 y versión 10.0.20348.643 como parte de Windows Server 2022 versión 20348.643. Un conjunto de llamadas al sistema especialmente manipulado puede provocar un reinicio. Un usuario sin privilegios puede ejecutar código especialmente manipulado para activar una denegación de servicio.

*Credits: Discovered by Jaewon Min of Cisco Talos.
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2022-09-14 CVE Reserved
  • 2024-12-18 CVE Published
  • 2024-12-19 EPSS Updated
  • 2024-12-20 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-476: NULL Pointer Dereference
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
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