CVE-2019-16667

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.

Score

CVSS 3.1 8.8 High

Status

Modified - cve@mitre.org

Published

2019-09-26

Last modified

2024-08-05

Weaknesses

CWE-352

Affected products

• Pfsense (Netgate)

References

• http://packetstormsecurity.com/files/158614/pfSense-2.4.4-p3-Cross-Site-Request-Forgery.html
• https://pastebin.com/TEJdu9LN