AlertsPalo Alto Networks Security Advisory

Number: AV21-581
Date: 10 November 2021

On 10 November 2021 Palo Alto Networks published Security Advisories to address vulnerabilities in multiple products. Included was a critical update for the following:

  • PAN-OS 8.1 – versions prior to 8.1.17

Exploitation of this vulnerability could allow an unauthenticated network-based actor to disrupt system processes and potentially execute arbitrary code with root privileges.

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

PAN-OS (PAN-96528)

Palo Alto Networks Security Advisories

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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