CVE-2018-12712

Description

An issue was discovered in Joomla! 2.5.0 through 3.8.8 before 3.8.9. The autoload code checks classnames to be valid, using the "class_exists" function in PHP. In PHP 5.3, this function validates invalid names as valid, which can result in a Local File Inclusion.

Category

8.8
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 2.62% Top 20%
Vendor Advisory joomla.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securitytracker.com/id/1041245 vdb entry third party advisory
https://developer.joomla.org/security-centre/741-20180601-core-local-file-inclusion-with-php-5-3 vendor advisory
http://www.securityfocus.com/bid/104566 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2018-12712?
CVE-2018-12712 has been scored as a high severity vulnerability.
How to fix CVE-2018-12712?
To fix CVE-2018-12712, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-12712 being actively exploited in the wild?
It is possible that CVE-2018-12712 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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