#VU67237 Input validation error in Windows and Windows Server - CVE-2022-34721
Published: September 13, 2022 / Updated: November 29, 2022
Vulnerability identifier: #VU67237
Vulnerability risk: Critical
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red
CVE-ID: CVE-2022-34721
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerable software:
Windows
Windows Server
Windows
Windows Server
Software vendor:
Microsoft
Microsoft
Description
The vulnerability allows a remote attacker to execute arbitrary code on the system.
The vulnerability exists due to insufficient validation of user-supplied input when handling IKEv1 packets. A remote attacker can send specially crafted IKEv1 packets to the affected system and execute arbitrary code.
Remediation
Install updates from vendor's website.