AlertsCitrix Security Advisory

Number: AV21-449
Date:  10 September 2021

On 8 September 2021 Citrix published a Security Bulletin to address vulnerabilities in the following product:

  • Citrix Hypervisor – all versions

Exploitation of these vulnerabilities could allow an actor to cause a host denial-of-service or host compromise.

The Cyber Centre encourages users and administrators to review the provided web link and apply the necessary updates.

Citrix Security Bulletin (CTX325319)
https://support.citrix.com/article/CTX325319

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.

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