Cisco Firewall Zero-Days Actively Exploited (CVE-2025-20333)
Cisco has disclosed two critical zero-day vulnerabilities in its Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) firewalls that are being actively exploited. The flaws, tracked as CVE-2025-20333 and CVE-2025-20362, can lead to remote code execution and full system control. Security researchers report that nearly 50,000 internet-facing firewalls remain vulnerable worldwide. National security agencies have issued urgent advisories, linking the attacks to a sophisticated threat actor known for targeting network devices. Administrators are strongly advised to apply patches immediately to prevent attackers from bypassing perimeter defenses and compromising their networks.
Latest mentioned: 10-01
Earliest mentioned: 09-25
Sources
securityboulevard.comthehackernews.comcyberscoop.comcisco.comthecyberexpress.comthehackernews.comcisa.govtheregister.comgbhackers.comgbhackers.combleepingcomputer.comsocprime.comcisa.govbleepingcomputer.comthehackernews.comcisa.govbleepingcomputer.comtherecord.mediasecurityaffairs.comtenable.comsecurityonline.infosecurityonline.infogbhackers.comgbhackers.comsecurityboulevard.comsecurityaffairs.comtheregister.cominfosecurity-magazine.comcybersum.net