High severity · published Sep 24, 2024
CVE-2022-2439
Easy Digital Downloads – Simple eCommerce for Selling Digital Files <= 3.3.3 - Authenticated (Admin+) PHAR Deserialization
7.2
CVSS
0.7%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 53% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ED
Easy Digital Downloads – eCommerce Payments and Subscriptions made easy · smub
through 3.3.3 · source: vendor
ED
Easy Digital Downloads · Awesomemotive
before 3.3.4 · source: NVD, CISA
Affected product
ED
Easy Digital Downloads – eCommerce Payments and Subscriptions made easy
smub
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-2439
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-2439
Patch
https://plugins.trac.wordpress.org/changeset/3154854/easy-digital-downloads/tags/3.3.4/includes/admin/import/import-functions.php
Patch
https://plugins.trac.wordpress.org/changeset/3154854/easy-digital-downloads/tags/3.3.4/src/Utils/FileSystem.php
Third Party Advisory
https://www.wordfence.com/threat-intel/vulnerabilities/id/644c8702-08ad-4048-ae91-041f1771f1dc?source=cve
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