VulnerabilityModified
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.
CRITICAL 9.8EPSS 97.2%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 97.2%, higher than 100% of all known CVEs. Patch or mitigate before the next change window.
Description
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.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 97.24% probability · 100th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- joomla/joomla\!
- Source
- cve@mitre.org
References
- http://www.rapid7.com/db/modules/auxiliary/admin/http/joomla_registration_privescThird Party Advisory
- http://www.securityfocus.com/bid/93883Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037108Third Party Advisory, VDB Entry
- https://blog.sucuri.net/2016/10/details-on-the-privilege-escalation-vulnerability-in-joomla.htmlExploit, Technical Description, Third Party Advisory
- https://developer.joomla.org/security-centre/660-20161002-core-elevated-privileges.htmlVendor Advisory
- https://github.com/joomla/joomla-cms/commit/bae1d43938c878480cfd73671e4945211538fdcfPatch
- 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/Exploit, Third Party Advisory
- http://www.rapid7.com/db/modules/auxiliary/admin/http/joomla_registration_privescThird Party Advisory
- http://www.securityfocus.com/bid/93883Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037108Third Party Advisory, VDB Entry
- https://blog.sucuri.net/2016/10/details-on-the-privilege-escalation-vulnerability-in-joomla.htmlExploit, Technical Description, Third Party Advisory
- https://developer.joomla.org/security-centre/660-20161002-core-elevated-privileges.htmlVendor Advisory
- https://github.com/joomla/joomla-cms/commit/bae1d43938c878480cfd73671e4945211538fdcfPatch
- 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/Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.