Input validation error in Windows and Windows Server - CVE-2023-21694

 

Input validation error in Windows and Windows Server - CVE-2023-21694

Published: February 14, 2023


Vulnerability identifier: #VU72205
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-21694
CWE-ID: CWE-20
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
Windows
Windows Server

Detailed vulnerability description

The vulnerability allows a remote user to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input in Windows Fax Service. A remote attacker on the local network with administrative access to the device can execute arbitrary code on the target system


How to mitigate CVE-2023-21694

Install updates from vendor's website.

Sources