Firewall
Fortinet

Fortinet Fortinet FortiGate 81F

- The Fortinet FortiGate 81F is a high-performance network security appliance that provides comprehensive protection against cyber threats.

Fortinet Fortinet FortiGate 81F

Specifications

OS
FortiOS
CPU
SoC4
IDS/IPS
Yes
LAN
Gigabit Ethernet
RAM
4 GB
USB
1x USB
UTM
1 Gbps

Potential Threats

12
Critical
5
High
6
Medium
2
Low

25 Known CVEs

12 critical vulnerabilities found — immediate patching required.
Audit firewall rules and remove unused allow entries. Enable detailed logging. Restrict management access to trusted IPs only.

Default IP

192.168.1.99

Default admin panel address for Fortinet Fortinet FortiGate 81F

Default Credentials — Fortinet Fortinet FortiGate 81F

Username Password Access Type Protocol Port Notes
(blank) web HTTPS 443
(blank) ssh SSH 22
(blank) console Console

Known CVE Vulnerabilities (25)

Sort:
CVE-2024-50562 2025

An Insufficient Session Expiration vulnerability [CWE-613] in FortiOS SSL-VPN version 7.6.0, version 7.4.6 and below, version 7.2.10 and below, 7.0 al...

4.8
CVE-2023-25610 2025

A buffer underwrite ('buffer underflow') vulnerability in the administrative interface of Fortinet FortiOS version 7.2.0 through 7.2.3, version 7.0.0...

9.8
CVE-2024-40591 2025

An incorrect privilege assignment vulnerability [CWE-266] in Fortinet FortiOS version 7.6.0, 7.4.0 through 7.4.4, 7.2.0 through 7.2.9 and before 7.0.1...

8.8
CVE-2023-40721 2025

A use of externally-controlled format string vulnerability [CWE-134] vulnerability in Fortinet allows a privileged attacker to execute arbitrary code...

6.7
CVE-2024-55591 2025

An Authentication Bypass Using an Alternate Path or Channel vulnerability [CWE-288] affecting FortiOS version 7.0.0 through 7.0.16 and FortiProxy vers...

9.8
CVE-2024-46666 2025

An allocation of resources without limits or throttling [CWE-770] vulnerability in FortiOS versions 7.6.0, versions 7.4.4 through 7.4.0, 7.2 all versi...

5.3
CVE-2024-47575 2024

A missing authentication for critical function in FortiManager 7.6.0, FortiManager 7.4.0 through 7.4.4, FortiManager 7.2.0 through 7.2.7, FortiManager...

9.8
CVE-2024-21753 2024

A improper limitation of a pathname to a restricted directory ('path traversal') in Fortinet FortiClientEMS versions 7.2.0 through 7.2.4, 7.0.0 throug...

5.5
CVE-2024-26015 2024

An incorrect parsing of numbers with different radices vulnerability [CWE-1389] in FortiProxy version 7.4.3 and below, version 7.2.10 and below, versi...

3.4
CVE-2024-21754 2024

A use of password hash with insufficient computational effort vulnerability [CWE-916] affecting FortiOS version 7.4.3 and below, 7.2 all versions, 7.0...

1.8

Showing 10 of 25

FAQ

What is the default password for Fortinet Fortinet FortiGate 81F?

The most common default credentials for Fortinet Fortinet FortiGate 81F are listed in the table above. Always change these immediately after setup.

What is the default username for Fortinet Fortinet FortiGate 81F?

The default username for Fortinet Fortinet FortiGate 81F is typically "admin". The full list of default credentials including username, password, access type and port is shown in the table on this page.

How do I change the password on Fortinet Fortinet FortiGate 81F?

Log in to the admin panel using the default credentials listed above. Navigate to Administration → Password or System → Account settings. Enter the current password and set a new strong password. Save the changes.

How do I reset Fortinet Fortinet FortiGate 81F to factory defaults?

Locate the Reset button (usually a small pinhole on the back/bottom of the device). Hold it for 10-30 seconds while powered on until the LEDs flash. The device will reboot with default settings.

Is it safe to leave default credentials unchanged?

No. Default credentials are publicly known and frequently exploited by automated scanners. Change the admin password immediately after first login.

Does Fortinet Fortinet FortiGate 81F have known security vulnerabilities?

Fortinet Fortinet FortiGate 81F has 25 known CVE vulnerabilities documented in our database. The full list with severity ratings is shown on this page. Apply the latest firmware update from the manufacturer to address known issues.

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