Nearly 50,000 Cisco ASA/FTD instances vulnerable to two bugs that are actively being exploited by "advanced" attackers remain exposed to the internet, according to Shadowserver data. The internet ...

Leading to remote code execution and privilege escalation, the flaws were exploited on Cisco ASA 5500-X series devices that lack secure boot. Cisco on Thursday released emergency patches for two ...

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 ...

The US Cybersecurity and Infrastructure Security Agency (CISA) is warning of three previously unknown CISCO vulnerabilities being exploited in the wild, releasing an emergency directive on Thursday to ...

A newly identified cyber-attack campaign has exploited Cisco Adaptive Security Appliance (ASA) devices in a sophisticated operation linked to the espionage-focused ArcaneDoor threat actor. The attacks ...

WASHINGTON, Sept 25 (Reuters) - 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 ...

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 ...

As many as 2 million Cisco devices are susceptible to an actively exploited zero-day that can remotely crash or execute code on vulnerable systems. Cisco said Wednesday that the vulnerability, tracked ...

Cisco patches CVE-2025-20352, a high-severity SNMP flaw actively exploited in the wild Attackers can cause DoS or gain root access using crafted SNMP packets and credentials No workaround exists; ...

Cisco is urging customers to patch two security flaws impacting the VPN web server of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) ...

Cisco has released security updates to address a high-severity zero-day vulnerability in Cisco IOS and IOS XE Software that is currently being exploited in attacks. Tracked as CVE-2025-20352, the flaw ...

Cisco on Wednesday released patches for three vulnerabilities in IOS XR software, as part of its September 2025 security advisory bundled publication. Tracked as CVE-2025-20248 (CVSS score of 6), the ...