Older Cisco devices unpatched against a recent zero-day vulnerability have been infected with a rootkit in a new campaign.

According to the researchers, the affected devices at risk from the exploit are Cisco Catalyst 9300 and 9400 Series Switches, and the legacy 3750G series, with both 32-bit and 64-bit switch builds ...

Researchers warn of fileless payloads, memory hooks, and a UDP-based C2 controller that complicate detection and remediation.

The intro-level networking gear for SMBs could allow remote attacks designed to steal information, drop malware and disrupt operations. Cisco has flagged and patched several high-severity security ...

Threat actors exploited a recently patched remote code execution vulnerability (CVE-2025-20352) in Cisco networking devices ...

Cisco has warned customers with Nexus switches running its NX-OS software to install updates to address a serious flaw that allows a remote attacker to bypass network access controls and route ...

This ebook, based on the latest ZDNet/TechRepublic special feature, offers a detailed look at how to build risk management policies to protect your critical digital assets. Read now Hackers on Friday ...

Five things you should know about configuring a Cisco IOS switch Your email has been sent Once you're ready to make the jump to a more sophisticated switch, what do you need to know? Let's answer some ...

Is Cisco gear high-priced but worth the investment because of quality support and advanced features -- or just plain high-priced? Cisco Systems Inc. is the dominant LAN switch vendor, both in the ...

Cisco Systems said that more than 300 models of switches it sells contain a critical vulnerability that allows the CIA to use a simple command to remotely execute malicious code that takes full ...