CVE-2019-16667

HIGH

pfSense 2.4.4-p3 - CSRF

Title source: llm

Description

diag_command.php in pfSense 2.4.4-p3 allows CSRF via the txtCommand or txtRecallBuffer field, as demonstrated by executing OS commands. This occurs because csrf_callback() produces a "CSRF token expired" error and a Try Again button when a CSRF token is missing.

Exploits (1)

exploitdb WORKING POC

by ghost_fh · textwebappsphp

https://www.exploit-db.com/exploits/48714

View Code ZIP pw:eip

References (2)

[Exploit, Third Party Advisory] https://pastebin.com/TEJdu9LN

[Exploit, Third Party Advisory] http://packetstormsecurity.com/files/158614/pfSense-2.4.4-p3-Cross-Site-Request-Forgery.html

Scores

CVSS v3 8.8

EPSS 0.5610

EPSS Percentile 98.1%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE

CWE-352

Status published

Products (1)

netgate/pfsense 2.4.4 p3

Published Sep 26, 2019

Tracked Since Feb 18, 2026