Description
Stack-based buffer overflow in BKFSim_vhfd.exe in Yokogawa CENTUM CS 1000, CENTUM CS 3000 R3.09.50 and earlier, CENTUM VP R5.03.20 and earlier, Exaopc R3.72.00 and earlier, B/M9000CS R5.05.01 and earlier, and B/M9000 VP R7.03.01 and earlier, when FCS/Test Function is enabled, allows remote attackers to execute arbitrary code via a crafted packet.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Metasploit 1 module
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Yokogawa CS3000 BKFSim_vhfd.exe Buffer Overflow
exploit/windows/scada/yokogawa_bkfsim_vhfd
Exploit-DB 1
- Yokogawa CS3000 - 'BKFSim_vhfd.exe' Remote Buffer Overflow (Metasploit) EDB-34009 · remote · Jul 8, 2014
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 1
- ICSA-14-189-01 Yokogawa Centum Buffer Overflow Vulnerability CISA ICS & IT advisories · Jun 9, 2025