#VU75011 Out-of-bounds write in Windows and Windows Server - CVE-2023-21554
Published: April 12, 2023 / Updated: June 21, 2024
Vulnerability identifier: #VU75011
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:A/U:Amber
CVE-ID: CVE-2023-21554
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerable software:
Windows
Windows Server
Windows
Windows Server
Software vendor:
Microsoft
Microsoft
Description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error in Microsoft Message Queuing. A remote attacker can send a specially crafted malicious MSMQ packet, trigger an out-of-bounds write and execute arbitrary code on the target system.
Remediation
Install updates from vendor's website.