FG-IR-22-396: Bypass of root file system integrity checks at boot time on VM

Published Nov 14, 2023
·
Updated

An improper validation of integrity check value vulnerability [CWE-354] in FortiOS VMs may allow a local attacker with admin privileges to boot a malicious image on the device and bypass the filesytem integrity check in place.

Affected Software

5 affected componentsFixes available
Fortinet FortiOS>=7.2.0<=7.2.3
Fortinet FortiOS>=7.0.0<=7.0.12
Fortinet FortiOS>=6.4
Fortinet FortiOS>=6.2
Fortinet FortiOS>=6.0

Event History

Nov 14, 2023
Advisory Published
via FortiGuard·12:00 AM
Oct 12, 2024
Advisory Published
via FortiGuard·12:00 AM

Frequently Asked Questions

1

What is the severity of FG-IR-22-396?

The severity of FG-IR-22-396 is categorized as critical due to the potential for exploitation by local attackers with admin access.

2

How do I fix FG-IR-22-396?

To fix FG-IR-22-396, apply the latest firmware updates provided by Fortinet for FortiOS.

3

What systems are affected by FG-IR-22-396?

FG-IR-22-396 affects FortiOS VMs that have improper validation of integrity check values.

4

Who can exploit FG-IR-22-396?

A local attacker with admin privileges can exploit FG-IR-22-396 to boot a malicious image on the device.

5

What are the implications of FG-IR-22-396?

The implications of FG-IR-22-396 include the ability to bypass filesystem integrity checks, leading to potential unauthorized access or control of the system.

Contact

SecAlerts Pty Ltd.
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Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
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