PT-2023-12479 · WordPress · Frontend File Manager

Jerome Bruandet · Published 2023-06-07 · Updated 2023-06-13 · CVE-2021-4368

Positive Technologies (AI Summary)

CVSS v3.1

9.9

Critical

Base vector

AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Frontend File Manager plugin for WordPress versions up to, and including, 18.2

Description The issue is related to lacking capability checks and a security nonce in the wpfm save settings AJAX action. This allows subscriber-level attackers to edit plugin settings, such as the allowed upload file types, potentially leading to remote code execution through other vulnerabilities.

Recommendations For versions up to, and including, 18.2, update to a version that includes the necessary capability checks and security nonce for the wpfm save settings AJAX action to prevent unauthorized changes to plugin settings.

Exploit

Fix

RCE

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

CVE-2021-4368

Affected Products

Frontend File Manager

References · 5

• 🔥 https://blog.nintechnet.com/wordpress-frontend-file-manager-plugin-fixed-multiple-critical-vulnerabilities · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-4368 · Security Note
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2554359%40nmedia-user-file-uploader&new=2554359%40nmedia-user-file-uploader&sfp_email=&sfph_mail= · Patch
• https://osv.dev/vulnerability/CVE-2021-4368 · Vendor Advisory
• https://wordfence.com/threat-intel/vulnerabilities/id/adb1d8b0-b1d6-40df-b591-f1062ee744fb?source=cve · Note