CVE-2016-4573

Fortinet FortiSwitch FSW-108D-POE, FSW-124D, FSW-124D-POE, FSW-224D-POE, FSW-224D-FPOE, FSW-248D-POE, FSW-248D-FPOE, FSW-424D, FSW-424D-POE, FSW-424D-FPOE…

published September 9, 2016

CVSS
—
EPSS
5%
Percentile
91.5
In the wild
Unconfirmed
What it is

🚨 An empty password is all it takes to unlock the admin gates on several Fortinet FortiSwitch models! 🔥 Think of it like a hotel that forgot to change their alarm codes; anyone with a reservation can just walk right into the control room without a key. It’s surprisingly easy for an attacker to waltz in uninvited! If exploited, an attacker could gain complete administrative access — imagine allowing a stranger to control your entire security system. They could change configurations, intercept data, or even shut down services. The consequences of this oversight could be absolutely devastating!

Put simply

Think of it like a hotel that forgot to change their alarm codes; anyone with a reservation can just walk right into the control room without a key. It’s surprisingly easy for an attacker to waltz in uninvited! This vulnerability allows remote attackers to bypass authentication by using an empty password for the rest_admin account while in FortiLink managed mode on specific FortiSwitch models, specifically when upgraded to version 3.4.1.

What to do

If exploited, an attacker could gain complete administrative access — imagine allowing a stranger to control your entire security system. They could change configurations, intercept data, or even shut down services. The consequences of this oversight could be absolutely devastating! To protect your systems, ensure you upgrade to a patched version of FortiSwitch that eliminates this vulnerability. Additionally, implement strict password policies and regularly audit admin accounts to ensure no empty passwords linger. Security is everyone’s job! You've got this! Follow these steps, and you'll have your FortiSwitches secured in no time! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.04561 · 91.5th percentile
Published
2016-09-09T14:00Z
EPSS history
Timeline
  • 09 SEP 14:00Z
    Fortinet FortiSwitch FSW-108D-POE, FSW-124D, FSW-124D-POE, FSW-224D-POE, FSW-224D-FPOE, FSW-248D-POE, FSW-248D-FPOE, FSW-424D, FSW-424D-POE, FSW-424D-FPOE…
    cvelistv5