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Fencer Intel
high 8.8

CVE-2019-16701 in the critical feed json

pfSense through 2.3.4 through 2.4.4-p3 allows Remote Code Injection via a methodCall XML document with a pfsense.exec_php call containing s…

published 7y ago modified 4mo ago also EUVD-2019-7251

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
19.6%
EPSS 19.6% chance of exploitation in 30 days, percentile 97%
public exploits
1
Exploit-DB

Summary

pfSense through 2.3.4 through 2.4.4-p3 allows Remote Code Injection via a methodCall XML document with a pfsense.exec_php call containing shell metacharacters in a parameter value.

Patch / fix

  • netgate pfsense 2.4.4

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Timeline

  1. First public exploit (EDB-47413)
  2. Published

Exploit prediction

19.61% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-47413 Pfsense 2.3.4 / 2.4.4-p3 - Remote Code Injection webapps, 2019-09-24
  • packetstormsecurity.com http://packetstormsecurity.com/files/154587/pfSense-2.3.4-2.4.4-p3-Remote-Code-Injection.html referenced PoC, tagged "exploit" by a source, unverified
  • hackernews.blog https://hackernews.blog/pfsense-2-3-4-2-4-4-p3-remote-code-injection/#more referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.