VULNERABILITY INTELLIGENCE

CVE-2019-16667

CVSS score8.8 HIGH
EPSS probability54.54%
CISA KEVNot currently listed
Published2019-09-26
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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.

Weakness classification

  • nvd@nist.gov: CWE-352

Primary references