SQL injection in mndpsingh287 File Manager for WordPress

1) SQL injection

EUVDB-ID: #VU19210

Risk: High

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to not checking the authentication of the user properly in the wp_ajax_* action calls. A remote attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to backup download, backup deletion and backup restoration in the backup feature of the plugin.

The following registered wp_ajax_* hooks are vulnerable: mk_file_manager_backup_remove_callback, mk_file_manager_single_backup_remove_callback, mk_file_manager_single_backup_logs_callback and mk_file_manager_single_backup_restore_callback.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

File Manager: 1.0 - 4.8

External links

http://www.webarxsecurity.com/wordpress-plugin-file-manager-multiple-vulnerabilities/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.