// For flags

CVE-2019-16667

pfSense 2.4.4-p3 - Cross-Site Request Forgery

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

2
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

El archivo diag_command.php en pfSense versión 2.4.4-p3, permite un ataque de tipo CSRF por medio del campo txtCommand o txtRecallBuffer, como es demostrado mediante la ejecución de comandos de Sistema Operativo. Esto se presenta porque la función csrf_callback() produce un error de "CSRF token expired" y un botón Try Again cuando un token CSRF está faltando.

pfSense version 2.4.4-p3 suffers from a cross site request forgery vulnerability.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2019-09-21 CVE Reserved
  • 2019-09-26 CVE Published
  • 2020-07-26 First Exploit
  • 2024-08-05 CVE Updated
  • 2024-08-17 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-352: Cross-Site Request Forgery (CSRF)
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Netgate
Search vendor "Netgate"
 Pfsense
Search vendor "Netgate" for product "Pfsense"
 2.4.4
Search vendor "Netgate" for product "Pfsense" and version "2.4.4"
p3
Affected