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Case File

CVE-2018-4021

HIGH · CVSS 7.2 EPSS 72.21% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2018-12-03 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2018-4021
Severity
HIGH
CVSS
7.2
EPSS
72.21%

Original NVD Description

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 system. An attacker needs to be able to send authenticated POST requests to the administration web interface. Command injection is possible in the `powerd_battery_mode` POST parameter.