CVE-2016-8869

The register method in the UsersModelRegistration class in controllers/user.php in the Users component in Joomla! before 3.6.4 allows remote attackers to gain privileges by leveraging incorrect use of unfiltered data when registering on a site.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 99%
VendorProductVersion
joomlajoomla\!
𝑥
≤ 3.6.3
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
http://www.rapid7.com/db/modules/auxiliary/admin/http/joomla_registration_privesc
http://www.securityfocus.com/bid/93883
http://www.securitytracker.com/id/1037108
https://blog.sucuri.net/2016/10/details-on-the-privilege-escalation-vulnerability-in-joomla.html
https://developer.joomla.org/security-centre/660-20161002-core-elevated-privileges.html
https://github.com/joomla/joomla-cms/commit/bae1d43938c878480cfd73671e4945211538fdcf
https://medium.com/%40showthread/joomla-3-6-4-account-creation-elevated-privileges-write-up-and-exploit-965d8fb46fa2#.rq4qh1v4r
https://www.exploit-db.com/exploits/40637/
http://www.rapid7.com/db/modules/auxiliary/admin/http/joomla_registration_privesc
http://www.securityfocus.com/bid/93883
http://www.securitytracker.com/id/1037108
https://blog.sucuri.net/2016/10/details-on-the-privilege-escalation-vulnerability-in-joomla.html
https://developer.joomla.org/security-centre/660-20161002-core-elevated-privileges.html
https://github.com/joomla/joomla-cms/commit/bae1d43938c878480cfd73671e4945211538fdcf
https://medium.com/%40showthread/joomla-3-6-4-account-creation-elevated-privileges-write-up-and-exploit-965d8fb46fa2#.rq4qh1v4r
https://www.exploit-db.com/exploits/40637/