Cisco warned customers today to patch two zero-day vulnerabilities that are actively being exploited in attacks and impact the company's firewall software. The first one (CVE-2025-20333) allows ...

50,000 Cisco firewalls vulnerable to actively exploited RCE flaws CVE-2025-20333 and 20362 Cisco and CISA urge immediate patching; no workarounds available for affected ASA/FTD devices Shadowserver ...

Roughly 50,000 Cisco Adaptive Security Appliance (ASA) and Firewall Threat Defense (FTD) appliances exposed on the public web are vulnerable to two vulnerabilities actively leveraged by hackers. The ...

Unknown attackers are currently exploiting two vulnerabilities in Cisco Secure Firewall Adaptive Security Appliance (ASA) software and Cisco Secure Firewall Threat Defense (FTD) software. This allows ...

The U.S. Cybersecurity and Infrastructure Security Agency has instructed federal agencies to patch two zero-day or unpatched vulnerabilities that affect certain Cisco Systems Inc. devices. CISA ...

Cisco has issued an urgent advisory about a zero-day vulnerability in its Adaptive Security Appliance (ASA) devices. The flaw is currently under active exploitation by an advanced threat group, ...

CISA warns of active exploitation of two critical Cisco vulnerabilities Attackers modify ROM to persist across reboots; linked to state-sponsored group ArcaneDoor Agencies must patch, analyze, and ...

WASHINGTON >> The U.S. government’s cyber defense agency has issued urgent guidance to other federal agencies over hackers exploiting a previously unknown vulnerability in Cisco security devices. In ...

An ongoing campaign of cyber attacks orchestrated through vulnerabilities found in the Cisco Adaptive Security Appliance (ASA) family of unified threat management (UTM) kit has prompted warnings from ...

This story was originally published on Cybersecurity Dive. To receive daily news and insights, subscribe to our free daily Cybersecurity Dive newsletter. Nearly 50,000 Cisco firewall devices with ...

A pair of zero-day vulnerabilities affecting Cisco Adaptive Security Appliance devices have been exploited in attacks, prompting CISA to issue an ‘emergency directive’ Thursday. Cyberattacks that have ...