Poodle Proof of Concept

by mpgn 8 years ago

GNU/Linux ◆ screen ◆ zsh 13265 views

Poodle Proof of Concept (Padding Oracle On Downgraded Legacy Encryption)

This PoC explore the cryptography behind the attack, it can be assimilate to the MiTM. Poodle allow you to retrieve plaintext messages if the Transport Layer Security used is SSLv3 (I also made a point for TLS1.0). It does not allow you to retrieve the private key used to encrypt the message or the request HTTP.

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You can download this recording in asciicast v1 format, as a .json file.

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Replay in terminal

You can replay the downloaded recording in your terminal using the asciinema play command:

asciinema play 41107.json

If you don't have asciinema CLI installed then see installation instructions.

Use with stand-alone player on your website

Download asciinema player from the releases page (you only need .js and .css file), then use it like this:

<!DOCTYPE html>
<html>
<head>
  <link rel="stylesheet" type="text/css" href="asciinema-player.css" />
</head>
<body>
  <div id="player"></div>
  <script src="asciinema-player.min.js"></script>
  <script>
    AsciinemaPlayer.create(
      '/assets/41107.json',
      document.getElementById('player'),
      { cols: 89, rows: 24 }
    );
  </script>
</body>
</html>

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While this site doesn't provide GIF conversion at the moment, you can still do it yourself with the help of asciinema GIF generator utility - agg.

Once you have it installed, generate a GIF with the following command:

agg https://asciinema.org/a/41107 demo.gif

Or, if you already downloaded the recording file:

agg demo.cast demo.gif

Check agg --help for all available options. You can change font family and size, select color theme, adjust speed and more.

See agg manual for full usage instructions.