12 Nov 2013

Balayer des sites protégés contre les attaques CSRF

Pour permettre le balayage de sites protégés contre les attaques de falsification de requêtes inter-site ou "Cross-Site Request Forgery" (CSRF), un plugiciel Burp a été développé (preuve de concept). Celui-ci peut être trouvé ici http://code.google.com/p/pysqlin/downloads/list.

Tiré d'un article sur http://edge-security.blogspot.ca:
In order to perform an automatic scan of CSRF-protected sites, requests must be performed sequentially as each requests contains a new generated anti-CSRF token needed for the next request, forming a token chain.

A POC in the form of a Burp suite plugin has been developed to verify this approach, it can be downloaded at http://code.google.com/p/pysqlin/downloads/list. It should be noted however that this code is a POC and it requires further development in other to be able to work against real environments (any link of a webapp with this behavior is appreciated).

Original post origin: http://edge-security.blogspot.ca.

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