Fortinet FortiOS < 6.2.3 Multiple Vulnerabilities (FG-IR-19-217)

high Nessus Plugin ID 133358


The remote host is affected by multiple vulnerabilities.


The remote host is running a version of FortiOS prior to 6.2.3.
It is, therefore, affected by an information disclosure vulnerability due to a cleartext storage in a file or on disk. FortiOS SSL VPN allows an attacker to retrieve a logged-in SSL VPN user's credentials should that attacker be able to read the session file stored on the targeted device's system.


Upgrade to Fortinet FortiOS version to 6.2.3 or later.

See Also

Plugin Details

Severity: High

ID: 133358

File Name: fortios_FG-IR-19-217.nasl

Version: 1.6

Type: local

Family: Firewalls

Published: 1/30/2020

Updated: 9/16/2022

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Risk Information


Risk Factor: Low

Score: 3.6


Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS Score Source: CVE-2019-17655


Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:fortinet:fortios

Required KB Items: Settings/ParanoidReport, Host/Fortigate/model, Host/Fortigate/version

Exploit Ease: No known exploits are available

Patch Publication Date: 11/8/2019

Vulnerability Publication Date: 11/8/2019

Reference Information

CVE: CVE-2019-17655

IAVA: 2020-A-0038-S