CVE-2008-4102
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.38%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 2.38% probability · 83th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-189
- Affected
- joomla/joomla
- Source
- cve@mitre.org
References
- 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
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.