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Fortinet Fortigate VM - Bypass of root file system integrity checks at boot time on VM (FG-IR-22-396)

medium Nessus Plugin ID 185607

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Synopsis

Fortinet Firewall is missing one or more security-related updates.

Description

The version of Fortigate installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the FG-IR-22-396 advisory.

 - An improper validation of integrity check value vulnerability [CWE-354] in FortiOS 7.2.0 through 7.2.3, 7.0.0 through 7.0.12, 6.4 all versions, 6.2 all versions, 6.0 all versions and FortiProxy 7.2 all versions, 7.0 all versions, 2.0 all versions VMs may allow a local attacker with admin privileges to boot a malicious image on the device and bypass the filesystem integrity check in place. (CVE-2023-28002)

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 Fortigate version 7.0.13 / 7.2.4 or later.

See Also

https://www.fortiguard.com/psirt/FG-IR-22-396

Plugin Details

Severity: Medium

ID: 185607

File Name: fortigate_FG-IR-22-396.nasl

Version: 1.7

Type: local

Family: Firewalls

Published: 11/14/2023

Updated: 3/15/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 4.8

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

CVSS Score Source: CVE-2023-28002

CVSS v3

Risk Factor: Medium

Base Score: 6.7

Temporal Score: 5.8

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

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

Vulnerability Information

CPE: cpe:/a:fortinet:fortiproxy

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/14/2023

Vulnerability Publication Date: 11/14/2023

Reference Information

CVE: CVE-2023-28002

IAVA: 2023-A-0643-S