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Drupal CAPTCHA Logic Security Flaw
Posted Feb 10, 2011
Authored by Michele Orru

This is a proof of concept to demonstrate a logic security flow in the way Drupal CAPTCHA is used to protect login forms from bruteforce. If the CAPTCHA challenge is solved, the next login attempts can be issued without solving any new CAPTCHA challenge.

tags | exploit, proof of concept
SHA-256 | da7f99e45b5a53895b8bd9dac1825527757ca21c77e749a8c8a3b52db4fe457e
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