CVE-2017-11364 Information

Description

The CMS installer in Joomla! before 3.7.4 does not verify a user’s ownership of a webspace which allows remote authenticated users to gain control of the target application by leveraging Certificate Transparency logs.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.securitytracker.com/id/1039015 https://developer.joomla.org/security-centre/700-20170704-core-installer-lack-of-ownership-verification.html https://media.defcon.org/DEF20CON2025/DEF20CON202520presentations/DEFCON-25-Hanno-Boeck-Abusing-Certificate-Transparency-Logs.pdf https://twitter.com/hanno/status/890281330906247168

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8