88 lines
3.7 KiB
Ruby
88 lines
3.7 KiB
Ruby
#
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# Copyright (c) 2006-2023 Wade Alcorn - wade@bindshell.net
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# Browser Exploitation Framework (BeEF) - http://beefproject.com
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# See the file 'doc/COPYING' for copying permission
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#
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module BeEF
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module Core
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module AutorunEngine
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class Parser
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include Singleton
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def initialize
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@config = BeEF::Core::Configuration.instance
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end
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BROWSER = %w[FF C IE S O ALL]
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OS = %w[Linux Windows OSX Android iOS BlackBerry ALL]
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VERSION = ['<', '<=', '==', '>=', '>', 'ALL', 'Vista', 'XP']
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CHAIN_MODE = %w[sequential nested-forward]
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MAX_VER_LEN = 15
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# Parse a JSON ARE file and returns an Hash with the value mappings
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def parse(name, author, browser, browser_version, os, os_version, modules, exec_order, exec_delay, chain_mode)
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success = [true]
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return [false, 'Illegal chain_mode definition'] unless CHAIN_MODE.include?(chain_mode)
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return [false, 'Illegal rule name'] unless BeEF::Filters.is_non_empty_string?(name)
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return [false, 'Illegal author name'] unless BeEF::Filters.is_non_empty_string?(author)
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# if multiple browsers were specified, check each browser
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if browser.is_a?(Array)
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browser.each do |b|
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return [false, 'Illegal browser definition'] unless BROWSER.include?(b)
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end
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# else, if only one browser was specified, check browser and browser version
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else
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return [false, 'Illegal browser definition'] unless BROWSER.include?(browser)
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if browser_version != 'ALL' && !(VERSION.include?(browser_version[0, 2].gsub(/\s+/, '')) &&
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BeEF::Filters.is_valid_browserversion?(browser_version[2..-1].gsub(/\s+/, '')) && browser_version.length < MAX_VER_LEN)
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return [false, 'Illegal browser_version definition']
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end
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end
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if os_version != 'ALL' && !(VERSION.include?(os_version[0, 2].gsub(/\s+/, '')) &&
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BeEF::Filters.is_valid_osversion?(os_version[2..-1].gsub(/\s+/, '')) && os_version.length < MAX_VER_LEN)
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return [false, 'Illegal os_version definition']
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end
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return [false, 'Illegal os definition'] unless OS.include?(os)
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# check if module names, conditions and options are ok
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modules.each do |cmd_mod|
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mod = BeEF::Core::Models::CommandModule.where(name: cmd_mod['name']).first
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if mod.nil?
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return [false, "The specified module name (#{cmd_mod['name']}) does not exist"]
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else
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modk = BeEF::Module.get_key_by_database_id(mod.id)
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mod_options = BeEF::Module.get_options(modk)
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opt_count = 0
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mod_options.each do |opt|
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if opt['name'] == cmd_mod['options'].keys[opt_count]
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opt_count += 1
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else
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return [false, "The specified option (#{cmd_mod['options'].keys[opt_count]
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}) for module (#{cmd_mod['name']}) does not exist"]
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end
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end
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end
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end
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exec_order.each { |order| return [false, 'execution_order values must be Integers'] unless order.is_a?(Integer) }
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exec_delay.each { |delay| return [false, 'execution_delay values must be Integers'] unless delay.is_a?(Integer) }
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return [false, 'execution_order and execution_delay values must be consistent with modules numbers'] unless
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modules.size == exec_order.size && modules.size == exec_delay.size
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success
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rescue StandardError => e
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print_error e.message.to_s
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print_debug e.backtrace.join("\n").to_s
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[false, 'Something went wrong.']
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end
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end
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end
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end
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end
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