RCE in Netgate Pfsense

CVE-2018-4019

An exploitable command injection vulnerability exists in the way Netgate pfSense CE 2.4.4-RELEASE processes the parameters of a specific POST request. The attacker can exploit this and gain the ability to execute arbitrary commands on the…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.487 (98.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-4019?
CVE-2018-4019 is a high-severity vulnerability in Netgate Pfsense, classified under OS Command Injection. CVSS score: 7.2/10. Published 2018-12-03.
How severe is CVE-2018-4019?
High severity. CVSS v3 base score is 7.2 out of 10.
Is CVE-2018-4019 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.