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Fortinet FortiOS < 6.4 MitM (FG-IR-18-292)

medium Nessus Plugin ID 162313

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Synopsis

The remote host is affected by a man in the middle vulnerability.

Description

An improper certificate validation vulnerability in FortiOS allows an adjacent, unauthenticated attacker to man-in-the-middle communication.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to FortiOS version 6.4.0, 7.0.0, or later

See Also

https://www.fortiguard.com/psirt/FG-IR-18-292

Plugin Details

Severity: Medium

ID: 162313

File Name: fortios_FG-IR-18-292.nasl

Version: 1.6

Type: local

Family: Firewalls

Published: 6/16/2022

Updated: 11/8/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 2.5

CVSS v2

Risk Factor: Low

Base Score: 3.2

Temporal Score: 2.4

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

CVSS Score Source: CVE-2022-22305

CVSS v3

Risk Factor: Medium

Base Score: 4.2

Temporal Score: 3.7

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

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

Vulnerability Information

CPE: cpe:/o:fortinet:fortios

Required KB Items: Host/Fortigate/version

Exploit Ease: No known exploits are available

Patch Publication Date: 6/7/2022

Vulnerability Publication Date: 6/7/2022

Reference Information

CVE: CVE-2022-22305

IAVA: 2022-A-0233