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Category:   Application (Forum/Board/Portal)  >   Drupal Vendors:   drupal.org
Drupal Multiple Flaws Let Remote Users Conduct Cross-Site Request Forgery Attacks and Execute Arbitrary Code and Let Remote Authenticated Users Access Files on the Target System
SecurityTracker Alert ID:  1038058
SecurityTracker URL:  http://securitytracker.com/id/1038058
CVE Reference:   CVE-2017-6377, CVE-2017-6379, CVE-2017-6381   (Links to External Site)
Date:  Mar 16 2017
Impact:   Disclosure of system information, Disclosure of user information, Execution of arbitrary code via network, Modification of user information, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 8.2.7
Description:   Several vulnerabilities were reported in Drupal. A remote user can conduct cross-site request forgery attacks. A remote authenticated user can access files on the target system. A remote user can execute arbitrary code on the target system.

A remote user can create a specially crafted HTML page or URL that, when loaded by the target authenticated user, will take actions on the target interface acting as the target user. [CVE-2017-6379]. Some admin pages are affected.

A remote authenticated user can exploit an access control flaw when attaching a private file via the text editor to access files on the target system [CVE-2017-6377].

A remote user can invoke a 3rd party development library component (located in the '/vendor/phpunit' directory) to execute arbitrary code on the target system [CVE-2017-6381]. The code will run with the privileges of the target service.

Casey, Samuel Mortenson, and Timo Hilsdorf reported these vulnerabilities.

Impact:   A remote user can take actions on the target system acting as the target authenticated user.

A remote authenticated user can obtain files on the target system.

A remote user can execute arbitrary code on the target system.

Solution:   The vendor has issued a fix (8.2.7).

The vendor advisory is available at:

https://www.drupal.org/SA-2017-001

Vendor URL:  www.drupal.org/SA-2017-001 (Links to External Site)
Cause:   Access control error, Input validation error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   None.


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