Cisco Secure ASA Software is Cisco's firewall platform (Adaptive Security Appliance) used to secure network perimeters, VPNs, and remote access.
Overview
Cisco Secure ASA Software is Cisco's firewall platform (Adaptive Security Appliance) used to secure network perimeters, VPNs, and remote access. A newly identified attack variant is exploiting ASA vulnerabilities and has been active for about six months, highlighting the platform's critical risk and the need for timely remediation.
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 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 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