pfSense < 2.4.3 Multiple Vulnerabilities (SA-18_01 / SA-18_02 / SA-18_03) (Meltdown) (Spectre)

high Nessus Plugin ID 109038
New! Vulnerability Priority Rating (VPR)

Tenable calculates a dynamic VPR for every vulnerability. VPR combines vulnerability information with threat intelligence and machine learning algorithms to predict which vulnerabilities are most likely to be exploited in attacks. Read more about what VPR is and how it is different from CVSS.

VPR Score: 7.7


The remote firewall host is affected by multiple vulnerabilities.


According to its self-reported version number, the remote pfSense install is a version prior to 2.4.3 It is, therefore, affected by multiple vulnerabilities as stated in the referenced vendor advisories.


Upgrade to pfSense version 2.4.3 or later.

See Also

Plugin Details

Severity: High

ID: 109038

File Name: pfsense_SA-18_03.nasl

Version: 1.4

Type: remote

Family: Firewalls

Published: 4/13/2018

Updated: 7/25/2018

Dependencies: pfsense_detect.nbin

Risk Information

Risk Factor: High

VPR Score: 7.7

CVSS v2.0

Base Score: 9

Temporal Score: 7.8

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:C

Temporal Vector: E:H/RL:OF/RC:C

CVSS v3.0

Base Score: 9.8

Temporal Score: 9.4

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: E:H/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:pfsense:pfsense, cpe:/a:bsdperimeter:pfsense

Required KB Items: Host/pfSense

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/21/2017

Vulnerability Publication Date: 9/19/2017

Reference Information

CVE: CVE-2017-5715, CVE-2017-5754, CVE-2018-6916

BID: 103513

FreeBSD: SA-18:01.ipsec, SA-18:03.speculative_execution

IAVA: 2018-A-0019, 2018-A-0020