{"id":"CVE-2019-16667","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-16667","generatedAt":"2026-10-27T22:24:41.804Z","title":"diag_command.php in pfSense 2.4.4-p3 allows CSRF via the txtCommand or txtRecallBuffer field, as demonstrated by executing OS commands.","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.","published":"2019-09-26T19:15:12.000Z","lastModified":"2026-06-17T02:22:32.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-352"],"affected":["netgate/pfsense"],"epss":{"score":0.54541,"percentile":0.99009,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2020-07-26","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":48714,"kind":"exploit","title":"pfSense 2.4.4-p3 - Cross-Site Request Forgery","url":"https://www.exploit-db.com/exploits/48714","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/webapps/48714.txt","file":"exploits/php/webapps/48714.txt","published":"2020-07-26","added":"2020-07-26","updated":"2020-07-26","author":"ghost_fh","type":"webapps","platform":"php","port":null,"verified":false,"codes":["CVE-2019-16667"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"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."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/158614/pfSense-2.4.4-p3-Cross-Site-Request-Forgery.html","source":"cve@mitre.org"},{"url":"https://pastebin.com/TEJdu9LN","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/158614/pfSense-2.4.4-p3-Cross-Site-Request-Forgery.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://pastebin.com/TEJdu9LN","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-16667","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}