VulnerabilityModified
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.
HIGH 8.8EPSS 54.5%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 54.5%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
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.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 54.54% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-352
- Affected
- netgate/pfsense
- Source
- cve@mitre.org
References
- http://packetstormsecurity.com/files/158614/pfSense-2.4.4-p3-Cross-Site-Request-Forgery.html
- https://pastebin.com/TEJdu9LNExploit, Third Party Advisory
- http://packetstormsecurity.com/files/158614/pfSense-2.4.4-p3-Cross-Site-Request-Forgery.html
- https://pastebin.com/TEJdu9LNExploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.