Arbitrary file upload in Magento Open Source - CVE-2019-8140
Published: November 6, 2019 / Updated: July 17, 2020
Vulnerability identifier: #VU30672
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-8140
CWE-ID: CWE-434
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote privileged user to manipulate data.
An unrestricted file upload vulnerability exists in Magento 2.2 prior to 2.2.10, Magento 2.3 prior to 2.3.3 or 2.3.2-p1. An authenticated admin user can manipulate the Synchronization feature in the Media File Storage of the database to transform uploaded JPEG file into a PHP file.
Affected software
Magento Open Source
How to mitigate CVE-2019-8140
Install update from vendor's website.
Magento Open Source - update to 2.3.2