Number: AV20-179
Date: 9 June 2020
On 4 June 2020 IBM released security updates to address critical vulnerabilities in IBM products, including:
• WebSphere Application Server ND
• WebSphere Virtual Enterprise
• WebSphere Application Server
Successful exploitation of these vulnerabilities may allow a remote actor to execute arbitrary code on the system with a specially crafted sequence of serialized objects from untrusted sources.
The Cyber Centre encourages users and administrators to review the following, perform the suggested mitigations and apply the necessary manufacturer updates when available:
WebSphere Application Server ND and WebSphere Virtual Enterprise:
https://www.ibm.com/support/pages/node/6220336
WebSphere Application Server:
https://www.ibm.com/support/pages/node/6220294
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.