CVE-2018-15882

Description

An issue was discovered in Joomla! before 3.8.12. Inadequate checks in the InputFilter class could allow specifically prepared phar files to pass the upload filter.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 1.18% Top 25%
Vendor Advisory joomla.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/105166 third party advisory vdb entry
https://developer.joomla.org/security-centre/743-20180801-core-hardening-the-inputfilter-for-phar-stubs.html vendor advisory
http://www.securitytracker.com/id/1041913 third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2018-15882?
CVE-2018-15882 has been scored as a critical severity vulnerability.
How to fix CVE-2018-15882?
To fix CVE-2018-15882, 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-2018-15882 being actively exploited in the wild?
It is possible that CVE-2018-15882 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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