New 'Firestarter' malware flames on in spite of Cisco firewall updates and security patches

Security pros are warning about custom malware targeting Cisco firewalls, and surviving upgrades and reboots.

Governments on high alert after CISA snuffs out Firestarter backdoor on fed network

Federal Civilian Executive Branch  (FCEB) agencies include NASA; Homeland Security itself (cyberworkers at CISA are part of ...
Homeland Security Today

CISA Warns of FIRESTARTER Malware Targeting Cisco ASA Firewall Products

The Cybersecurity and Infrastructure Security Agency (CISA) has published a malware analysis report on FIRESTARTER malware.
Network World

Infected Cisco firewalls need cold start to clear persistent Firestarter backdoor

Admins are being warned by cyber experts from the US and UK that this is part of continuing campaign to crack Cisco firewalls ...
The Hacker News

FIRESTARTER Backdoor Hit Federal Cisco Firepower Device, Survives Security Patches

FIRESTARTER backdoor hit Cisco ASA in Sept 2025, persists after patching CVE-2025-20333, risking continued federal network ...

Firestarter malware survives Cisco firewall updates, security patches

Cybersecurity agencies in the U.S. and U.K. are warning about a custom malware called Firestarter persisting on Cisco ...