pfSense 2.3.x < 2.3.5 / 2.4.x < 2.4.2 Multiple XSS Vulnerabilites (SA-17_08 / SA-17_09)

high Nessus Plugin ID 106506


The remote firewall host is affected by multiple vulnerabilities.


According to its self-reported version number, the remote pfSense install is 2.3.x prior to 2.3.5 or 2.4.x prior to 2.4.2. It is, therefore, affected by multiple vulnerabilities as stated in the referenced vendor advisories.

Note: SA-17_09 only applies to 2.4.x.


Upgrade to pfSense version 2.3.5 / 2.4.2 or later.

See Also

Plugin Details

Severity: High

ID: 106506

File Name: pfsense_SA-17_09.nasl

Version: 1.7

Type: remote

Published: 1/31/2018

Updated: 7/25/2018

Risk Information


Risk Factor: High

Score: 7.4


Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.9

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

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


Risk Factor: High

Base Score: 8.8

Temporal Score: 8.4

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/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 Ease: No exploit is required

Patch Publication Date: 10/31/2017

Vulnerability Publication Date: 11/14/2017

Exploitable With

Metasploit (Clickjacking Vulnerability In CSRF Error Page pfSense)

Reference Information

CVE: CVE-2017-1000479