UAT-4356's Targeting of Cisco Firepower Devices

Cisco Talos is aware of UAT-4356's continued active targeting of Cisco Firepower devices' Firepower eXtensible Operating System FXOS. UAT-4356 exploited n-day vulnerabilities CVE-2025-20333 and CVE-2025-20362 to gain unauthorized access to vulnerable devices, where the threat actor deployed their...

PT-2025-30603 · Undefined · Undefined

ParsedReport CompletenessLow 22-07-2025 CVE-202553770/TOOLSHELL: HUNTING DOWN THE ATTACKER TECHNIQUES &VICTIMS https://theravenfile.com/2025/07/22/cve-2025-53770-toolshell-hunting-down-the-attacker-techniques-victims/ Report completeness: Low Actors/Campaigns: Arcanedoor Threats: Toolshell vuln...