Number: AV21-210
Date: 6 May 2021
On 5 May 2021 Cisco published Security Advisories to address vulnerabilities in multiple products. Included were critical patches for the following:
- Cisco SD-WAN vManage Software – multiple versions
- Cisco HyperFlex HX – multiple versions
Exploitation could allow an unauthenticated remote actor to perform command injection, execute arbitrary code, or gain access to sensitive information. Alternatively, exploitation could allow an authenticated local actor to escalate privileges or gain unauthorized access to the application.
The Cyber Centre encourages users and administrators to review the provided web links and apply the necessary updates.
Cisco SD-WAN vManage Software
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sd-wan-vmanage-4TbynnhZ
Cisco Hyperflex HX
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hyperflex-rce-TjjNrkpR
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.