Joomla! 1.5 before 1.5.7 initializes PHP's PRNG with a weak seed, which makes it easier…
Priority LOW 37CWE-189Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-189 and the CVSS impact.
Summary
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.
Why it matters now
EPSS 0.02377 83rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:joomla:joomla:1.5:*:*:*:*:*:*:* | 1.5 | Vulnerable | Joomla! |
| cpe:2.3:a:joomla:joomla:1.5.1:*:*:*:*:*:*:* | 1.5.1 | Vulnerable | Joomla! |
| cpe:2.3:a:joomla:joomla:1.5.2:*:*:*:*:*:*:* | 1.5.2 | Vulnerable | Joomla! |
| cpe:2.3:a:joomla:joomla:1.5.3:*:*:*:*:*:*:* | 1.5.3 | Vulnerable | Joomla! |
| cpe:2.3:a:joomla:joomla:1.5.4:*:*:*:*:*:*:* | 1.5.4 | Vulnerable | Joomla! |
| cpe:2.3:a:joomla:joomla:1.5.5:*:*:*:*:*:*:* | 1.5.5 | Vulnerable | Joomla! |
| cpe:2.3:a:joomla:joomla:1.5.6:*:*:*:*:*:*:* | 1.5.6 | Vulnerable | Joomla! |
- cpe:2.3:a:joomla:joomla:1.5:*:*:*:*:*:*:* Versions 1.5 Vulnerable ·Joomla!
- cpe:2.3:a:joomla:joomla:1.5.1:*:*:*:*:*:*:* Versions 1.5.1 Vulnerable ·Joomla!
- cpe:2.3:a:joomla:joomla:1.5.2:*:*:*:*:*:*:* Versions 1.5.2 Vulnerable ·Joomla!
- cpe:2.3:a:joomla:joomla:1.5.3:*:*:*:*:*:*:* Versions 1.5.3 Vulnerable ·Joomla!
- cpe:2.3:a:joomla:joomla:1.5.4:*:*:*:*:*:*:* Versions 1.5.4 Vulnerable ·Joomla!
- cpe:2.3:a:joomla:joomla:1.5.5:*:*:*:*:*:*:* Versions 1.5.5 Vulnerable ·Joomla!
- cpe:2.3:a:joomla:joomla:1.5.6:*:*:*:*:*:*:* Versions 1.5.6 Vulnerable ·Joomla!
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2008-4102
- 2026-10-03 Alias added: GHSA-cp48-2wcf-rx78
References
Advisory 1
Other 6
- [oss-security] 20080916 Re: CVE request: joomla < 1.5.7
- http://www.suspekt.org/2008/08/17/mt_srand-and-not-so-random-numbers/
- [oss-security] 20080911 CVE request: joomla < 1.5.7
- [oss-security] 20080911 CVE request for Joomla multiple vuln.
- http://developer.joomla.org/security/news/272-20080902-core-random-number-generation-flaw.html
- http://www.sektioneins.de/advisories/SE-2008-04.txt
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- TI-2007-02120 PHP remote file inclusion vulnerability in lib/pcltar.lib.php (aka pcltar.php) in the… CVSS 2.0MEDIUM 6.8
- TI-2007-05243 Multiple PHP remote file inclusion vulnerabilities in Michael Dempfle Joomla Flash… CVSS 2.0MEDIUM 6.8
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- TI-2007-05237 PHP remote file inclusion vulnerability in admin.color.php in the com_colorlab (aka… CVSS 2.0MEDIUM 6.8
- TI-2007-05151 PHP remote file inclusion vulnerability in admin.panoramic.php in the Panoramic Picture… CVSS 2.0MEDIUM 6.8
Sources
- CVE-2008-4102 · CVE Program
- CVE-2008-4102 · NVD
- FIRST EPSS
- GHSA-cp48-2wcf-rx78 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences