Resource management error in WordPress - CVE-2018-14028
Published: October 18, 2018 / Updated: November 1, 2020
Vulnerability identifier: #VU15401
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2018-14028
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: WordPress.ORG
Affected software:
WordPress
WordPress
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise vulnerable application.
The vulnerability exists due to the plugin extractor does not clean extracted files from predictable location (e.g. wp-content/uploads) within the webroot directory in case plugin extraction fails. A remote attacker can leverage this directly access and run extracted PHP files on the website.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system but requires specific WordPress/system configuration and user interaction.
How to mitigate CVE-2018-14028
Install update from vendor's website.