Number: AV21-033
Date: 21 January 2021
Between 19 and 20 January 2021 Cisco published Security Advisories to address vulnerabilities in multiple products. Included were critical updates for the following:
- Cisco SD-WAN products – multiple versions
- Cisco DNA Center – versions prior to 1.3.1.0
- Cisco Smart Software Manager Satellite - version 5.1.0 and prior
- Cisco Small Business routers - multiple models
Exploitation of some of these vulnerabilities could allow command injection or remote code execution.
The Cyber Centre encourages users and administrators to review the provided web links and apply the necessary updates.
Cisco SD-WAN
Cisco DNA Center
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dnac-cmdinj-erumsWh9
Cisco Smart Software Manager Satellite
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cssm-multici-pgG5WM5A
Cisco Small Business routers
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-overflow-WUnUgv4U
Cisco Security Advisories
https://tools.cisco.com/security/center/publicationListing.x
Note to Readers
The Canadian Centre for Cyber Security (Cyber Centre) operates as part of the Communications Security Establishment. We are Canada’s national authority on cyber security and we lead the government’s response to cyber security events. As Canada's national computer security incident response team, the Cyber Centre works in close collaboration with government departments, critical infrastructure, Canadian businesses and international partners to prepare for, respond to, mitigate, and recover from cyber events. We do this by providing authoritative advice and support, and coordinating information sharing and incident response. The Cyber Centre is outward-facing, welcoming partnerships that help build a stronger, more resilient cyber space in Canada.