rapid7/metasploit-framework

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modules/exploits/unix/webapp/projectsend_upload_exec.rb

Summary

Maintainability
C
1 day
Test Coverage

Method check has a Cognitive Complexity of 14 (exceeds 5 allowed). Consider refactoring.
Open

  def check
    res = send_request_cgi(
      'uri' => normalize_uri(target_uri.path, 'process-upload.php')
    )
    if !res
Severity: Minor
Found in modules/exploits/unix/webapp/projectsend_upload_exec.rb - About 1 hr to fix

Cognitive Complexity

Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

A method's cognitive complexity is based on a few simple rules:

  • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
  • Code is considered more complex for each "break in the linear flow of the code"
  • Code is considered more complex when "flow breaking structures are nested"

Further reading

Method initialize has 35 lines of code (exceeds 25 allowed). Consider refactoring.
Open

  def initialize(info={})
    super(update_info(info,
      'Name'           => 'ProjectSend Arbitrary File Upload',
      'Description'    => %q{
        This module exploits a file upload vulnerability in ProjectSend
Severity: Minor
Found in modules/exploits/unix/webapp/projectsend_upload_exec.rb - About 1 hr to fix

    Method upload has 34 lines of code (exceeds 25 allowed). Consider refactoring.
    Open

      def upload
        fname = "#{rand_text_alphanumeric(rand(10) + 6)}.php"
        php = "<?php #{payload.encoded} ?>"
        data = Rex::MIME::Message.new
        data.add_part(php, 'application/octet-stream', nil, %(form-data; name="file"; filename="#{fname}"))
    Severity: Minor
    Found in modules/exploits/unix/webapp/projectsend_upload_exec.rb - About 1 hr to fix

      Method check has 32 lines of code (exceeds 25 allowed). Consider refactoring.
      Open

        def check
          res = send_request_cgi(
            'uri' => normalize_uri(target_uri.path, 'process-upload.php')
          )
          if !res
      Severity: Minor
      Found in modules/exploits/unix/webapp/projectsend_upload_exec.rb - About 1 hr to fix

        Method upload has a Cognitive Complexity of 10 (exceeds 5 allowed). Consider refactoring.
        Open

          def upload
            fname = "#{rand_text_alphanumeric(rand(10) + 6)}.php"
            php = "<?php #{payload.encoded} ?>"
            data = Rex::MIME::Message.new
            data.add_part(php, 'application/octet-stream', nil, %(form-data; name="file"; filename="#{fname}"))
        Severity: Minor
        Found in modules/exploits/unix/webapp/projectsend_upload_exec.rb - About 1 hr to fix

        Cognitive Complexity

        Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

        A method's cognitive complexity is based on a few simple rules:

        • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
        • Code is considered more complex for each "break in the linear flow of the code"
        • Code is considered more complex when "flow breaking structures are nested"

        Further reading

        Avoid too many return statements within this method.
        Open

                return Exploit::CheckCode::Detected
        Severity: Major
        Found in modules/exploits/unix/webapp/projectsend_upload_exec.rb - About 30 mins to fix

          Avoid too many return statements within this method.
          Open

                return Exploit::CheckCode::Safe
          Severity: Major
          Found in modules/exploits/unix/webapp/projectsend_upload_exec.rb - About 30 mins to fix

            Avoid too many return statements within this method.
            Open

                    return Exploit::CheckCode::Safe
            Severity: Major
            Found in modules/exploits/unix/webapp/projectsend_upload_exec.rb - About 30 mins to fix

              Avoid too many return statements within this method.
              Open

                      return Exploit::CheckCode::Appears
              Severity: Major
              Found in modules/exploits/unix/webapp/projectsend_upload_exec.rb - About 30 mins to fix

                Avoid too many return statements within this method.
                Open

                      return Exploit::CheckCode::Safe
                Severity: Major
                Found in modules/exploits/unix/webapp/projectsend_upload_exec.rb - About 30 mins to fix

                  Avoid too many return statements within this method.
                  Open

                          return Exploit::CheckCode::Vulnerable
                  Severity: Major
                  Found in modules/exploits/unix/webapp/projectsend_upload_exec.rb - About 30 mins to fix

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