Easy Digital Downloads – Simple eCommerce for Selling Digital Files <= 3.3.3 - Authenticated (Admin+) PHAR Deserialization
Vulnerability Description
The Easy Digital Downloads – Simple eCommerce for Selling Digital Files plugin for WordPress is vulnerable to deserialization of untrusted input via the 'upload[file]' parameter in versions up to, and including 3.3.3. This makes it possible for authenticated administrative users to call files using a PHAR wrapper, that will deserialize and call arbitrary PHP Objects that can be used to perform a variety of malicious actions granted a POP chain is also present.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2022-2439
Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Rasoul Jahanshahi
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/644c8702-08ad-4048-ae91-041f1771f1dc?source=cve
- https://plugins.trac.wordpress.org/changeset/3154854/easy-digital-downloads/tags/3.3.4/includes/admin/import/import-functions.php
- https://plugins.trac.wordpress.org/changeset/3154854/easy-digital-downloads/tags/3.3.4/src/Utils/FileSystem.php
More from smub
View All →Affected Vendor
smub
View all reports →