Cisco Secure FTD Software is Cisco's Secure Firewall Threat Defense platform, combining firewall capabilities with integrated threat prevention for enterprise networks.
Overview
Cisco Secure FTD Software is Cisco's Secure Firewall Threat Defense platform, combining firewall capabilities with integrated threat prevention for enterprise networks. Recent reports describe active exploitation of firewall flaws to carry out DoS attacks and a new attack variant targeting Cisco firewalls, highlighting the platform's exposure to persistent, high-severity threats and the need for timely mitigations.
Related Threat Clusters
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Persistent Firestarter Malware Targets Cisco Firepower Devices in US Agencies
A sophisticated backdoor malware named Firestarter has been discovered on Cisco Firepower devices, attributed to the state-sponsored threat actor UAT-4356. The malware exploits two vulnerabilities, CVE-2025-20333 and…
37 articles · Updated April 23, 2026 -
Cisco Faces Multiple Critical Vulnerabilities in Unified CCX and Firewalls
Cisco has disclosed critical vulnerabilities in its Unified Contact Center Express (CCX) platform and Adaptive Security Appliances (ASA) that allow unauthenticated remote attackers to execute arbitrary code and…
10 articles · Updated November 10, 2025 -
Cisco Warns of New Attack Variant Targeting Firewalls
Cisco Systems has issued a warning regarding a new attack variant targeting its Secure Firewall devices, leveraging vulnerabilities CVE-2025-20333 and CVE-2025-20362. These vulnerabilities could potentially lead to…
4 articles · Updated November 6, 2025 -
Cisco Firewalls Targeted by New Attack Variant Exploiting Critical Vulnerabilities
Cisco has reported ongoing attacks against its firewalls, specifically targeting vulnerabilities CVE-2025-20333 and CVE-2025-20362. These flaws allow remote code execution and unauthorized access, leading to potential…
20 articles · Updated November 14, 2025
Recent Intelligence Reports
- Acsc Issues High Status Alert For Cisco Firepower And Secure Firewall Products 1359732840 — www.govtechreview.com.au · April 24, 2026
- Cisco: Actively exploited firewall flaws now abused for DoS attacks — Bleepingcomputer · November 7, 2025
- Cisco warns of 'new attack variant' battering firewalls under exploit for 6 months — Theregister · November 6, 2025
- Cisco warns of 'new attack variant' battering firewalls under exploit for 6 months — Theregister · November 6, 2025