CVE-2020-12818: FortiGate fails to log traffic for Fortinet owned IP address range

Published Sep 24, 2020
·
Updated

An insufficient logging vulnerability in FortiGate before 6.4.1 may allow the traffic from an unauthenticated attacker to Fortinet owned IP addresses to go unnoticed.

Affected Software

36 affected components
Fortinet FortiOS<6.4.1
Fortinet Fortigate 1000d
Fortinet Fortigate 100e
Fortinet Fortigate 100f
Fortinet Fortigate 1100e
Fortinet Fortigate 1500d
Fortinet Fortigate 1800f
Fortinet Fortigate 2000e
Fortinet Fortigate 200e
Fortinet Fortigate 2200e
Fortinet Fortigate 3000d
Fortinet Fortigate 3300e
Fortinet Fortigate 3400e
Fortinet Fortigate 3600e
Fortinet Fortigate 3700d
Fortinet Fortigate 3960e
Fortinet Fortigate 3980e
Fortinet Fortigate 400e
Fortinet Fortigate 40f
Fortinet Fortigate 4200f
Fortinet Fortigate 5001d
Fortinet Fortigate 5001e
Fortinet Fortigate 5001e1
Fortinet Fortigate 5053b
Fortinet Fortigate 5060
Fortinet Fortigate 50e
Fortinet Fortigate 5144c
Fortinet Fortigate 600e
Fortinet Fortigate 60e
Fortinet Fortigate 60f
Fortinet Fortigate 6300f
Fortinet Fortigate 6500f
Fortinet Fortigate 7040e
Fortinet Fortigate 7060e
Fortinet Fortigate 80e
Fortinet Fortigate 80f

Event History

Sep 24, 2020
Advisory Published
via FortiGuard·12:00 AM
Data Sourced
via FortiGuard·12:00 AM
DescriptionSeverityWeaknessAffected Software
CVE Published
via MITRE·01:30 PM
Data Sourced
via MITRE·01:30 PM
DescriptionWeakness
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2020-12818?

The severity of CVE-2020-12818 is characterized as a medium risk due to insufficient logging which could allow unauthorized traffic to go unnoticed.

2

How do I fix CVE-2020-12818?

To fix CVE-2020-12818, upgrade your FortiGate devices to FortiOS version 6.4.1 or later.

3

What impact does CVE-2020-12818 have on my system?

CVE-2020-12818 may allow an unauthenticated attacker to exploit unlogged traffic, potentially leading to undetected unauthorized access.

4

Who is affected by CVE-2020-12818?

CVE-2020-12818 affects FortiGate devices running FortiOS versions prior to 6.4.1.

5

Is CVE-2020-12818 actively exploited in the wild?

There is currently no widely reported evidence of active exploitation of CVE-2020-12818 in the wild.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203