Finding FortiOS devices with runZero
Today, February 8th, 2024, Fortinet disclosed a serious vulnerability in their FortiOS operating system, used by multiple Fortinet products.
The issue, CVE-2024-21762, allows attackers to execute arbitrary code on vulnerable devices. The vendor has indicated that this is a critical vulnerability.
The vendor reports that there are indications that this vulnerability may be actively exploited in the wild.
What is the impact? #
Upon successful exploitation of these vulnerabilities, attackers can execute arbitrary code on the vulnerable system.
Are updates or workarounds available? #
Fortinet has released an update to mitigate this issue and all users are urged to update immediately.
Additionally, the vendor indicates that disabling the SSL-VPN functionality of the device will mitigate the issue.
How do I find potentially vulnerable FortiOS devices with runZero? #
From the Asset Inventory, use the following query to locate assets running the FortiOS operating system which may potentially be vulnerable:
os:"FortiOS" AND tcp:443
Additional fingerprinting research is ongoing, and additional queries will be published as soon as possible.
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