Out-of-bounds write in Microsoft Windows and Windows Server - CVE-2023-21554

Vulnerability identifier: #VU75011

CSH Severity: High

CVSS v4: 9.3 [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]

CVE-ID: CVE-2023-21554

CWE-ID: CWE-787

Exploitation vector: Remote access

Exploit availability: Public exploit is available

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.

Microsoft Windows
Windows Server
Wire-cut EDM MV1200S
Wire-cut EDM MV2400S
Wire-cut EDM MV4800S
Wire-cut EDM MV1200R
Wire-cut EDM MV2400R
Wire-cut EDM MV4800R
Wire-cut EDM MP1200
Wire-cut EDM MP2400
Wire-cut EDM MP4800
Wire-cut EDM MX900
Wire-cut EDM MX2400
Sinker EDM SV8P
Sinker EDM SV12P
Sinker EDM SG8
Sinker EDM SG12
Sinker EDM SG28

Install updates from vendor's website.

• Exploit #10090 - CVE-2023-21554-PoC (CVE-2023-21554 Windows MessageQueuing PoC，分析见 https://www.zoemurmure.top/posts/cve_2023_21554/) (June 21, 2024)
• Exploit #10089 - CVE-2023-21554 () (June 21, 2024)
• Exploit #9292 - CVE-2023-21554 - QueueJumper - MSMQ RCE Check (September 5, 2023)
• Exploit #9090 - CPR-Zero: CVE-2023-21554 (June 7, 2023)

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-21554
• https://fortiguard.com/zeroday/FG-VD-23-002

• Multiple vulnerabilities in Microsoft Message Queuing
• Out-of-bounds write in Mitsubishi Electric Electrical Discharge Machines