123 lines
4.1 KiB
Ruby
123 lines
4.1 KiB
Ruby
# -*- coding: binary -*-
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module Msf::HTTP::Wordpress::Helpers
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# Helper methods are private and should not be called by modules
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private
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# Returns the POST data for a Wordpress login request
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#
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# @param user [String] Username
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# @param pass [String] Password
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# @param redirect URL [String] to redirect after successful login
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# @return [Hash] The post data for vars_post Parameter
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def wordpress_helper_login_post_data(user, pass, redirect=nil)
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post_data = {
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'log' => user.to_s,
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'pwd' => pass.to_s,
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'redirect_to' => redirect.to_s,
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'wp-submit' => 'Login'
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}
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post_data
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end
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# Helper method to post a comment to Wordpress
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#
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# @param comment [String] The comment
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# @param comment_post_id [Integer] The Post ID to post the comment to
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# @param login_cookie [String] The valid login_cookie
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# @param author [String] The author name
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# @param email [String] The author email
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# @param url [String] The author url
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# @return [String,nil] The location of the new comment/post, nil on error
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def wordpress_helper_post_comment(comment, comment_post_id, login_cookie, author, email, url)
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vars_post = {
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'comment' => comment,
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'submit' => 'Post+Comment',
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'comment_post_ID' => comment_post_id.to_s,
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'comment_parent' => '0'
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}
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vars_post.merge!({
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'author' => author,
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'email' => email,
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'url' => url,
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}) unless login_cookie
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options = {
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'uri' => normalize_uri(target_uri.path, 'wp-comments-post.php'),
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'method' => 'POST'
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}
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options.merge!({'vars_post' => vars_post})
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options.merge!({'cookie' => login_cookie}) if login_cookie
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res = send_request_cgi(options)
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if res and (res.code == 301 or res.code == 302) and res.headers['Location']
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return wordpress_helper_parse_location_header(res)
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else
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message = "#{peer} - Post comment failed."
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message << " Status Code: #{res.code}" if res
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print_error(message)
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return nil
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end
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end
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# Helper method for bruteforcing a valid post id
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#
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# @param range [Range] The Range of post_ids to bruteforce
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# @param comments_enabled [Boolean] If true try to find a post id with comments enabled, otherwise return the first found
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# @param login_cookie [String] A valid login cookie to perform the bruteforce as an authenticated user
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# @return [Integer,nil] The post id, nil when nothing found
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def wordpress_helper_bruteforce_valid_post_id(range, comments_enabled=false, login_cookie=nil)
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range.each { |id|
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vprint_status("#{peer} - Checking POST ID #{id}...") if (id % 100) == 0
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body = wordpress_helper_check_post_id(wordpress_url_post(id), comments_enabled, login_cookie)
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return id if body
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}
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# no post found
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return nil
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end
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# Helper method to check if a post is valid an has comments enabled
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#
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# @param uri [String] the Post URI Path
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# @param comments_enabled [Boolean] Check if comments are enabled on this post
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# @param login_cookie [String] A valid login cookie to perform the check as an authenticated user
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# @return [String,nil] the HTTP response body of the post, nil otherwise
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def wordpress_helper_check_post_id(uri, comments_enabled=false, login_cookie=nil)
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options = {
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'method' => 'GET',
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'uri' => uri
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}
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options.merge!({'cookie' => login_cookie}) if login_cookie
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res = send_request_cgi(options)
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# post exists
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if res and res.code == 200
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# also check if comments are enabled
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if comments_enabled
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if res.body =~ /form.*action.*wp-comments-post\.php/
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return res.body
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else
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return nil
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end
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# valid post found, not checking for comments
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else
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return res.body
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end
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elsif res and (res.code == 301 or res.code == 302) and res.headers['Location']
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path = wordpress_helper_parse_location_header(res)
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return wordpress_helper_check_post_id(path, comments_enabled, login_cookie)
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end
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return nil
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end
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# Helper method parse a Location header and returns only the path and query. Returns nil on error
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#
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# @param res [Rex::Proto::Http::Response] The HTTP response
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# @return [String,nil] the path and query, nil on error
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def wordpress_helper_parse_location_header(res)
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return nil unless res and (res.code == 301 or res.code == 302) and res.headers['Location']
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location = res.headers['Location']
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path_from_uri(location)
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end
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end
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