CVE-2022-40199: 
PHP vulnerability analysis and mitigation

Directory traversal vulnerability in EC-CUBE 3 series (EC-CUBE 3.0.0 to 3.0.18-p4) and EC-CUBE 4 series (EC-CUBE 4.0.0 to 4.1.2) allows a remote authenticated attacker with an administrative privilege to obtain the product's directory structure information (JVN Advisory, EC-CUBE Advisory).

The vulnerability is tracked as CVE-2022-40199 with a CVSS v3.1 Base Score of 2.7 (LOW) and vector string CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N. The issue is classified as CWE-22 (Improper Limitation of a Pathname to a Restricted Directory) and requires high privileges for exploitation (JVN Advisory).

A remote authenticated attacker with administrative privileges can exploit this vulnerability to obtain information about the product's directory structure. The impact is limited to information disclosure with no ability to modify or delete files (JVN Advisory).

For EC-CUBE 4 series, users should update to the latest version. For EC-CUBE 3 series, while there is no version update available, patches have been released for both series. The vendor has provided specific patch files and detailed instructions for applying the fixes (EC-CUBE Advisory).