CVE-2017-11364

Name: CVE-2017-11364
Creator: NVD / NIST
Published: 2017-08-02T14:29:00.213+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.18%

Last modified Jun 17, 2026

CVE-2017-11364 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 2.18% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

2.18%

80.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-295

Affected Software

Vendor	Product	Versions	Update
Joomla	Joomla\!	1.0.0	—
Joomla	Joomla\!	1.0.1	—
Joomla	Joomla\!	1.0.2	—
Joomla	Joomla\!	1.0.3	—
Joomla	Joomla\!	1.0.4	—
Joomla	Joomla\!	1.0.5	—
Joomla	Joomla\!	1.0.6	—
Joomla	Joomla\!	1.0.7	—
Joomla	Joomla\!	1.0.8	—
Joomla	Joomla\!	1.0.9	—
Joomla	Joomla\!	1.0.10	—
Joomla	Joomla\!	1.0.11	—
Joomla	Joomla\!	1.0.12	—
Joomla	Joomla\!	1.0.13	—
Joomla	Joomla\!	1.0.14	—
Joomla	Joomla\!	1.0.15	—
Joomla	Joomla\!	1.5.0	—
Joomla	Joomla\!	1.5.1	—
Joomla	Joomla\!	1.5.2	—
Joomla	Joomla\!	1.5.3	—
Joomla	Joomla\!	1.5.4	—
Joomla	Joomla\!	1.5.5	—
Joomla	Joomla\!	1.5.6	—
Joomla	Joomla\!	1.5.7	—
Joomla	Joomla\!	1.5.8	—
Joomla	Joomla\!	1.5.9	—
Joomla	Joomla\!	1.5.10	—
Joomla	Joomla\!	1.5.11	—
Joomla	Joomla\!	1.5.12	—
Joomla	Joomla\!	1.5.13	—
Joomla	Joomla\!	1.5.14	—
Joomla	Joomla\!	1.5.15	—
Joomla	Joomla\!	1.5.16	—
Joomla	Joomla\!	1.5.17	—
Joomla	Joomla\!	1.5.18	—
Joomla	Joomla\!	1.5.19	—
Joomla	Joomla\!	1.5.20	—
Joomla	Joomla\!	1.5.21	—
Joomla	Joomla\!	1.5.22	—
Joomla	Joomla\!	1.5.23	—
Joomla	Joomla\!	1.5.24	—
Joomla	Joomla\!	1.5.25	—
Joomla	Joomla\!	1.5.26	—
Joomla	Joomla\!	1.6	Alpha
Joomla	Joomla\!	1.6.0	—
Joomla	Joomla\!	1.6.1	—
Joomla	Joomla\!	1.6.2	—
Joomla	Joomla\!	1.6.3	—
Joomla	Joomla\!	1.6.4	—
Joomla	Joomla\!	1.6.5	—

Showing 50 of 134 affected configurations. See NVD for the full list.

References

http://www.securitytracker.com/id/1039015Third Party Advisory, VDB Entry
https://developer.joomla.org/security-centre/700-20170704-core-installer-lack-of-ownership-verification.htmlVendor Advisory
https://media.defcon.org/DEF%20CON%2025/DEF%20CON%2025%20presentations/DEFCON-25-Hanno-Boeck-Abusing-Certificate-Transparency-Logs.pdfThird Party Advisory
https://twitter.com/hanno/status/890281330906247168Third Party Advisory
http://www.securitytracker.com/id/1039015Third Party Advisory, VDB Entry
https://developer.joomla.org/security-centre/700-20170704-core-installer-lack-of-ownership-verification.htmlVendor Advisory
https://media.defcon.org/DEF%20CON%2025/DEF%20CON%2025%20presentations/DEFCON-25-Hanno-Boeck-Abusing-Certificate-Transparency-Logs.pdfThird Party Advisory
https://twitter.com/hanno/status/890281330906247168Third Party Advisory

Timeline

Published: Aug 2, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-11364?

How severe is CVE-2017-11364?

Severity scoring for CVE-2017-11364 is pending analysis. The EPSS model estimates a 2.18% probability of exploitation in the next 30 days.

How do I fix CVE-2017-11364?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-11364?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST