Details
Multiple vulnerabilities were identified in Cisco NX-OS. A remote attacker could exploit some of these vulnerabilities to trigger denial of service condition.
Impact
- Denial of Service
System / Technologies affected
- N3K-C36180YC-R
- N3K-C3636C-R
- N9K-X9624D-R2
- N9K-X9636C-R
- N9K-X9636C-RX
- N9K-X9636Q-R
- N9K-X96136YC-R
- Nexus 3000 Series Switches
- Nexus 5500 Platform Switches
- Nexus 5600 Platform Switches
- Nexus 6000 Series Switches
- Nexus 7000 Series Switches
- Nexus 9000 Series Switches in standalone NX-OS mode
- Firepower 4100 Series
- Firepower 9300 Security Appliances
- MDS 9000 Series Multilayer Switches
- Nexus 3000 Series Switches
- Nexus 5500 Platform Switches
- Nexus 5600 Platform Switches
- Nexus 6000 Series Switches
- Nexus 7000 Series Switches
- Nexus 9000 Series Fabric Switches in ACI mode
- Nexus 9000 Series Switches in standalone NX-OS mode
- UCS 6200 Series Fabric Interconnects
- UCS 6300 Series Fabric Interconnects
- UCS 6400 Series Fabric Interconnects
- UCS 6500 Series Fabric Interconnects
Solutions
Before installation of the software, please visit the software vendor web-site for more details.
Apply fixes issued by the vendor:
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nxos-ebgp-dos-L3QCwVJ
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ipv6-mpls-dos-R9ycXkwM
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nxos-lldp-dos-z7PncTgt
Vulnerability Identifier
Reference
https://www.hkcert.org/security-bulletin/cisco-nx-os-denial-of-service-vulnerability_20240301