Ultimate Member – User Profile, User Registration, Login & Membership Plugin <= 2.5.0 - Authenticated (Admin+) Limited Remote Code Execution via um_populate_dropdown_options

7.2
Improper Control of Generation of Code ('Code Injection')
CVE CVE-2022-3384
CVSS 7.2 (High)
Publicly Published October 28, 2022
Last Updated January 22, 2024
Researcher Ruijie Li

Description

The Ultimate Member plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 2.5.0 via the populate_dropdown_options function that accepts user supplied input and passes it through call_user_func(). This is restricted to non-parameter PHP functions like phpinfo(); since user supplied parameters are not passed through the function. This makes it possible for authenticated attackers, with administrative privileges, to execute code on the server.

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1 affected software package

Software Type Plugin
Software Slug ultimate-member (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.5.1, or a newer patched version
Affected Version
  • <= 2.5.0
Patched Version
  • 2.5.1

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