A vulnerability was found in Ultimate Member Plugin up to 2.1.2 on WordPress (WordPress Plugin). It has been classified as critical. Affected is an unknown function of the file includes/core/class-files.php. The manipulation of the argument user_id as part of a Parameter leads to a authorization vulnerability. CWE is classifying the issue as CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Multiple Insecure Direct Object Reference vulnerabilities in includes/core/class-files.php in the Ultimate Member plugin through 2.1.2 for WordPress allow remote attackers to change other users' profiles and cover photos via a modified user_id parameter. This is related to ajax_image_upload and ajax_resize_image.

The weakness was released 01/13/2020 (GitHub Repository). The advisory is shared for download at github.com. This vulnerability is traded as CVE-2020-6859. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

By approaching the search of inurl:includes/core/class-files.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at VDB-225316, VDB-228398, VDB-236218 and VDB-237557.

Productinfo

Type

• WordPress Plugin

Name

• Ultimate Member Plugin

Version

• 2.1.0
• 2.1.1
• 2.1.2

License

• open-source

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CPE 2.2info

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