Pro-face WinGP PC Runtime 3.1.00 and earlier, and ProServr.exe in Pro-face Pro-Server EX 1.30.000 and earlier, allows remote attackers to cause a denial of service (out-of-bounds read operation) via a crafted packet that triggers a certain Find Node check attempt.
https://www.hmisource.com/otasuke/news/2012/0606.html
https://www.hmisource.com/otasuke/download/update/server_ex/server_ex/Readme_E.txt
http://www.securityfocus.com/bid/53499