Vulnerability identifier: #VU65161

Vulnerability risk: High

CVSSv3.1:

CVE-ID: CVE-2022-22047

CWE-ID: CWE-119

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Windows
Operating systems & Components / Operating system
Windows Server
Operating systems & Components / Operating system

Vendor: Microsoft

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within the Microsoft Windows Client/Server Runtime Subsystem (CSRSS). A local user can run a specially crafted program to execute arbitrary code with SYSTEM privileges.

Note, the vulnerability is being actively exploited in the wild.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Windows: 8.1 - 11 21H2

Windows Server: 2008 - 2022

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CPE

• cpe:2.3:o:microsoft:windows:11:*:*:*:*:*:*:*

External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-22047

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?