Home/CVE/An exploitable command injection vulnerability exists in the way Netgate pfSense CE 2.4.4-RELEASE processes the paramete
CVE

CVE-2018-4020

An exploitable command injection vulnerability exists in the way Netgate pfSense CE 2.4.4-RELEASE processes the paramete

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_ac_mode POST parameter parameter.

HIGH · CVSS 7.2 EPSS 0.84194
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 1% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0

Affected Products & Versions

1
netgate pfsenseall versions

Public Exploits & PoCs

1

Scoring & Timeline

7.2
HIGH · CVSS v3.1 · talos-cna@cisco.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD03 Dec 2018 · 10:29 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
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