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Category:   Application (Forum/Board/Portal)  >   TYPO3 Vendors:   typo3.org
TYPO3 TCA Initialization Bug Lets Remote Restricted Users Bypass Authentication on the Target System
SecurityTracker Alert ID:  1037936
SecurityTracker URL:  http://securitytracker.com/id/1037936
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Mar 1 2017
Impact:   User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 8.2.0 to 8.6.0
Description:   A vulnerability was reported in TYPO3. A remote user can bypass authentication.

A remote restricted (e.g., disabled) user can exploit a Table Configuration Array (TCA) initialization flaw in the authentication service to bypass validation rules and gain access to the target system.

Thomas Dahlke reported this vulnerability.

Impact:   A remote user can bypass authentication on the target system.
Solution:   The vendor has issued a fix (8.6.1).

The vendor advisory is available at:

https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2017-002/

Vendor URL:  typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2017-002/ (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   None.


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