Cisco has seen double the trouble with a domain name system (DNS) issue affecting some of its switches, alongside a new ...

In newly disclosed real-world attacks, threat actors are found exploiting a Cisco Simple Network Management Protocol (SNMP) vulnerability to gain remote code execution (RCE) and install Linux rootkits ...

Threat actors exploited a recently patched remote code execution vulnerability (CVE-2025-20352) in Cisco networking devices to deploy a rootkit and target unprotected Linux systems. The security issue ...

A campaign that exploited a Cisco Simple Network Management Protocol vulnerability to install Linux rootkits on exposed network devices has been observed. The exploit, tracked as CVE-2025-20352 and ...

Threat actors are exploiting CVE-2025-20352, a recent Cisco zero-day, to deploy a rootkit on older networking devices. Older Cisco devices unpatched against a recent zero-day vulnerability have been ...

On October 15, 2025, Trend Micro disclosed an active attack campaign, dubbed Operation ZeroDisco, exploiting two vulnerabilities in older, unpatched Cisco devices. The primary flaw being exploited in ...

Cisco has confirmed a new IOS and IOS XE zero-day, the latest in a string of flaws that attackers have been quick to weaponize. Cisco's IOS, the networking software workhorse running across countless ...

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 ...

Network admins should quickly patch a vulnerability in Cisco Systems IOS and IOS XE software to remove a stack overflow condition in the software’s Simple Network Management Protocol (SNMP) subsystem ...