Password Spraying Activity Targeting Various VPN Appliances, Firewalls, and Other Public Web-Based Applications
Arctic Wolf has recently observed an uptick in detected password spraying for multiple Firewall and VPN appliances. This activity began on February 28, 2024. A variety of products are affected by this activity, including but not limited to devices from vendors such as Cisco, Palo Alto Networks, and WatchGuard. Further investigation revealed that authentication against web-based applications in general was being targeted as opposed to a selection of firewall vendors.