Cisco Nexus, Cisco Unified Computing Systemn (UCS), Cisco MDS 9000 Series Multilayer Switches, and Cisco 1000 Series Connected Grid Routers (CGR) are all based on the Cisco NX-OS operating system. These products are affected by one or more of the following vulnerabilities:
Multiple Cisco Discovery Protocol Vulnerabilities in Cisco NX-OS-Based Products
Cisco NX-OS Software SNMP and License Manager Buffer Overflow Vulnerability
Cisco NX-OS Software SNMP Buffer Overflow Vulnerability
Cisco NX-OS Software Jumbo Packet Denial of Service Vulnerability
Cisco has released free software updates that address these vulnerabilities.
This advisory is available at the following link:
About Brian Dennis, CCIE #2210:
Brian Dennis has been in the networking industry for more than 22 years, with a focus on Cisco networking for the past 16 years. Brian achieved his first CCIE in Routing & Switching in 1996, and is currently the only ten year CCIE that holds five CCIE certifications. Prior to working with INE, Brian taught and developed CCIE preparation courses for various well known training organizations. Brian not only brings his years of teaching experience to the classroom, but also years of real world enterprise and service provider experience.
Leave a Reply