PT-2017-11960 · Open Source Matters · Joomla!

Hanno Böck · Published 2017-08-02 · Updated 2017-08-04 · CVE-2017-11364

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Joomla! versions prior to 3.7.4

Description The issue allows remote authenticated users to gain control of the target application by leveraging Certificate Transparency logs, due to the CMS installer not verifying a user's ownership of a webspace.

Recommendations For versions prior to 3.7.4, update to version 3.7.4 or later to resolve the issue.

Fix

Improper Certificate Validation

Weakness Enumeration

CWE-295

Related Identifiers

CVE-2017-11364

Affected Products

Joomla!

References · 7

• https://developer.joomla.org/security-centre/700-20170704-core-installer-lack-of-ownership-verification.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-11364 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-11364 · Security Note
• http://securitytracker.com/id/1039015 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11364 · Note
• https://twitter.com/hanno/status/890281330906247168 · Note
• https://media.defcon.org/DEF%20CON%2025/DEF%20CON%2025%20presentations/DEFCON-25-Hanno-Boeck-Abusing-Certificate-Transparency-Logs.pdf · Note