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.
References
- [oss-security] 20080916 Re: CVE request: joomla < 1.5.7 mailing-list
- 4271 third-party-advisory
- 20080911 Advisory 04/2008: Joomla Weak Random Password Reset Token Vulnerability mailing-list
- 31789 third-party-advisory
- http://www.suspekt.org/2008/08/17/mt_srand-and-not-so-random-numbers/
- joomla-randomnumbers-info-disclosure(45068) vdb-entry
- [oss-security] 20080911 CVE request: joomla < 1.5.7 mailing-list
- [oss-security] 20080911 CVE request for Joomla multiple vuln. mailing-list
- http://developer.joomla.org/security/news/272-20080902-core-random-number-generation-flaw.html
- http://www.sektioneins.de/advisories/SE-2008-04.txt