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Category:   Application (Forum/Board/Portal)  >   TYPO3 Vendors:   typo3.org
TYPO3 Incomplete 'fileDenyPattern' Lets Remote Authenticated Users Execute Arbitrary Code on the Target System
SecurityTracker Alert ID:  1039295
SecurityTracker URL:  http://securitytracker.com/id/1039295
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Sep 7 2017
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 7.6.0 to 7.6.21, 8.0.0 to 8.7.4
Description:   A vulnerability was reported in TYPO3. A remote authenticated user can execute arbitrary code on the target system.

The fileDenyPattern is missing the 'pht' extension. A remote authenticated user can upload a '.pht' file and potentially execute arbitrary code on the target system, depending on the web server configuration.

Maurizio Siddu reported this vulnerability.

Impact:   A remote authenticated user can execute arbitrary code on the target system.
Solution:   The vendor has issued a fix (7.6.22, 8.7.5).

The vendor recommends performing a manual configuration check to ensure that the TYPO3_CONF_VARS/BE/fileDenyPattern settings are updated.

The vendor advisory is available at:

https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2017-007/

Vendor URL:  typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2017-007/ (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   None.


 Source Message Contents

Subject:  https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2017-007/

 
 


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