High [CVE-2019-16667] diag_command.php in pfSense 2.4.4-p3 allows CSRF
This high-severity Netgate pfSense advisory covers CVE-2019-16667 affecting pfSense.
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Summary
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.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
NVD record · medium-confidence parse· fetched 2 months ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
NVD record · medium-confidence parse· fetched 2 months ago·verify at source
Mitigation
The source record does not include mitigation steps. That is not a statement that no fix exists — read the vendor advisory below for the authoritative guidance.
NVD record · medium-confidence parse· fetched 2 months ago·verify at source
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