CVE-2016-8869: Input Validation
First published: Fri Nov 04 2016(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Joomla | <=3.6.3 |
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Reference Links
- 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/@showthread/joomla-3-6-4-account-creation-elevated-privileges-write-up-and-exploit-965d8fb46fa2#.rq4qh1v4r
- https://www.exploit-db.com/exploits/40637/
- https://medium.com/%40showthread/joomla-3-6-4-account-creation-elevated-privileges-write-up-and-exploit-965d8fb46fa2#.rq4qh1v4r
Frequently Asked Questions
What is the severity of CVE-2016-8869?
CVE-2016-8869 has a high severity rating due to its potential for privilege escalation.
How can I fix CVE-2016-8869?
To fix CVE-2016-8869, upgrade Joomla! to version 3.6.4 or later.
What type of attack does CVE-2016-8869 allow?
CVE-2016-8869 allows remote attackers to gain elevated privileges through registration exploits.
Which Joomla! versions are affected by CVE-2016-8869?
CVE-2016-8869 affects Joomla! versions prior to 3.6.4.
What component of Joomla! is involved in CVE-2016-8869?
CVE-2016-8869 involves the Users component, specifically the UsersModelRegistration class.
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