CVE-2013-6386 Information

Description

Drupal 6.x before 6.29 and 7.x before 7.24 uses the PHP mt_rand function to generate random numbers which uses predictable seeds and allows remote attackers to predict security strings and bypass intended restrictions via a brute force attack.

Reference

http://secunia.com/advisories/56148 http://www.debian.org/security/2013/dsa-2804 http://www.debian.org/security/2013/dsa-2828 http://www.openwall.com/lists/oss-security/2013/11/22/4 https://drupal.org/SA-CORE-2013-003