Cisco released patches for denial-of-service vulnerabilities in its IOS software used in networking gear such as routes and switches. Cisco this week patched a handful of denial-of-service ...

Cisco warned admins today of a new maximum severity authentication bypass zero-day in its IOS XE software that lets unauthenticated attackers gain full administrator privileges and take complete ...

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 ...

The most serious of the IOS flaws can be triggered by sending a specially rigged packet directly to a switch or router, which would cause the device to reload and possibly pave the way for malicious ...

Hackers have exploited an unpatched zero-day vulnerability in Cisco’s networking software to compromise tens of thousands of devices, researchers have warned. Cisco on Monday issued an advisory ...

A host of Cisco devices have been under attack in recent months thanks to zero-day security vulnerabilities affecting millions of appliances, and organizations should waste no time in patching them ...

Cisco has patched a vulnerability in IOS XE which if exploited can corrupt data and force denial-of-service (DoS) attacks. Last week, the tech giant said the bug, CVE-2017-12319, is found in the ...

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 ...

Cisco Systems has patched a vulnerability similar to one exploited by a cyberespionage group believed to be linked to the U.S. National Security Agency. The vulnerability affects networking devices ...