FG-IR-24-287: Firewall session injection in FGSP

Published Jun 10, 2025
·
Updated

An improper restriction of communication channel to intended endpoints vulnerability [CWE-923] in FortiOS may allow an unauthenticated attacker to inject unauthorized sessions via crafted FGSP session synchronization packets.

Affected Software

5 affected componentsFixes available
Fortinet FortiOS=.
Fortinet FortiOS>=7.4.0<=7.4.5
Fortinet FortiOS>=7.2
Fortinet FortiOS>=7.0
Fortinet FortiOS>=6.4

Event History

Jun 10, 2025
Advisory Published
via FortiGuard·12:00 AM
Data Sourced
via FortiGuard·12:00 AM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of FG-IR-24-287?

The severity of FG-IR-24-287 is considered critical due to the potential for unauthenticated attackers to exploit the vulnerability.

2

How do I fix FG-IR-24-287?

To remediate FG-IR-24-287, upgrade FortiOS to version 7.6.1 or later, or to version 7.4.6 or later if using versions 7.4.0 to 7.4.5.

3

What types of attacks can FG-IR-24-287 facilitate?

FG-IR-24-287 may allow attackers to inject unauthorized sessions into affected FortiOS devices.

4

Which versions of FortiOS are affected by FG-IR-24-287?

FG-IR-24-287 affects FortiOS versions starting from 6.4 up to 7.4.5, as well as all versions prior to 7.0 and 7.2.

5

Is authentication required to exploit FG-IR-24-287?

No, FG-IR-24-287 can be exploited by unauthenticated attackers, which increases the risk associated with this vulnerability.

Contact

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Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
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