Fortinet FortiOS Denial-of-Service Vulnerability via Out-of-Bounds Write

Vulnerability

A denial-of-service vulnerability has been identified in Fortinet FortiOS versions 7.6.0, 7.4.0 through 7.4.6, 7.2.0 through 7.2.10, 7.0.0 through 7.0.16, and 6.4.0 through 6.4.15. The issue arises from an out-of-bounds write that allows attackers to disrupt services by sending specially crafted packets.

Impact

Exploitation of this vulnerability leads to a denial-of-service condition, causing affected devices to become unresponsive or unavailable.

Added: Jun 9, 2025, 7:46 PM
Updated: Jun 9, 2025, 7:46 PM

Vulnerability Rating

Custom Algorithm
spread
6.8
impact
2.5
exploitability
7.0
remediation
0.0
relevance
0.0
threat
0.0
urgency
2.9
incentive
5.8

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.