PT-2016-7600 · Open Source Matters · Joomla!

Davide Tampellini · Published 2016-11-04 · Updated 2016-11-07 · CVE-2016-8869

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Joomla! versions prior to 3.6.4

Description The issue concerns the register method in the UsersModelRegistration class, which allows remote attackers to gain privileges. This is due to the incorrect use of unfiltered data when registering on a site.

Recommendations For versions prior to 3.6.4, update to version 3.6.4 or later to resolve the issue.

Exploit

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2016-8869

Affected Products

Joomla!

References · 14

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/admin/http/joomla_registration_privesc.rb · Exploit
• 🔥 https://github.com/rustyJ4ck/JoomlaCVE20168869 · Exploit
• 🔥 https://blog.sucuri.net/2016/10/details-on-the-privilege-escalation-vulnerability-in-joomla.html · Exploit
• 🔥 https://exploit-db.com/exploits/40637 · Exploit
• 🔥 https://medium.com/@showthread/joomla-3-6-4-account-creation-elevated-privileges-write-up-and-exploit-965d8fb46fa2#.rq4qh1v4r · Exploit
• https://github.com/joomla/joomla-cms/commit/bae1d43938c878480cfd73671e4945211538fdcf · Patch
• https://developer.joomla.org/security-centre/660-20161002-core-elevated-privileges.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2016-8869 · Security Note
• https://osv.dev/vulnerability/CVE-2016-8869 · Vendor Advisory
• https://medium.com/%40showthread/joomla-3-6-4-account-creation-elevated-privileges-write-up-and-exploit-965d8fb46fa2#.rq4qh1v4r · Note
• http://securityfocus.com/bid/93883 · Note
• http://securitytracker.com/id/1037108 · Note
• http://rapid7.com/db/modules/auxiliary/admin/http/joomla_registration_privesc · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8869 · Note