CVE-2008-4102 Information

Description

Joomla! 1.5 before 1.5.7 initializes PHP’s PRNG with a weak seed which makes it easier for attackers to guess the pseudo-random values produced by PHP’s mt_rand function as demonstrated by guessing password reset tokens a different vulnerability than CVE-2008-3681.

Reference

http://developer.joomla.org/security/news/272-20080902-core-random-number-generation-flaw.html http://marc.info/?l=oss-security&m=122115344915232&w=2 http://marc.info/?l=oss-security&m=122118210029084&w=2 http://marc.info/?l=oss-security&m=122152798516853&w=2 http://secunia.com/advisories/31789 http://securityreason.com/securityalert/4271 http://www.securityfocus.com/archive/1/496237/100/0/threaded http://www.sektioneins.de/advisories/SE-2008-04.txt http://www.suspekt.org/2008/08/17/mt_srand-and-not-so-random-numbers/ https://exchange.xforce.ibmcloud.com/vulnerabilities/45068