CVE-2019-16667
high-risk
Published 2019-09-26
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.
Do I need to act?
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56.1% chance of exploitation in next 30 days
EPSS score — higher than 44% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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1 public exploit available
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10
High
NETWORK
/ LOW complexity
Affected Products (1)
Affected Vendors
53
/ 100
high-risk
Severity
30/34 · Critical
Exploitability
18/34 · Moderate
Exposure
5/34 · Minimal