Unauthenticated User can take control of PCoIP Management Console by resetting the default password

Summary

Teradici PCoIP Management Console versions 20.01.0 and 19.11.1 are vulnerable to unauthenticated password resets of the default admin account. This vulnerability only exists when the default admin account is not disabled.

The affected Management Console releases allow unauthenticated user access to the Management Console /login/resetadminpassword URL. From here, unauthenticated users can reset the admin password on the Management Console, and can take control of PCoIP Zero Clients and PCoIP Remote Workstation Cards managed by it.

Severity

Critical

Affected Products

• PCoIP Management Console version 20.01.0
• PCoIP Management Console version 19.11.1

Available Updates

Teradici released PCoIP Management Console 20.01.1 and 19.11.2 on March 5th to address this vulnerability and notified all customers of the Management Console.

Workarounds and Mitigation

Customers using Management Console 20.01.0 were advised to do a mandatory upgrade to 20.01.1 or disable the default admin user as explained in "Changing the PCoIP Management Console Web Interface Default Password" section of the Management Console Administrators Guide.

Similarly, customers using Management Console 19.11.1 were advised to do a mandatory upgrade to 19.11.2 or disable the default admin user as explained in "Changing the PCoIP Management Console Web Interface Default Password" section of the Management Console Administrators Guide.

For more information, please refer to Management Console 20.01.1 Release Notes or 19.11.2 Release Notes.

Acknowledgements

We would like to thank Benjamin Heald for finding and reporting this vulnerability.