#VU77212 Input validation error in Windows and Windows Server - CVE-2023-29363
Published: June 13, 2023 / Updated: June 29, 2023
Vulnerability identifier: #VU77212
Vulnerability risk: High
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:U/U:Amber
CVE-ID: CVE-2023-29363
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
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 in Windows Pragmatic General Multicast (PGM). A remote attacker can send a specially crafted request to port 1801/TCP and execute arbitrary code on the target system.
Remediation
Install updates from vendor's website.