My Cloud OS 5 Firmware 5.07.118


WDC Tracking Number: WDC-20010
Published: December 9, 2020

Last Updated:  December 9, 2020

Description

My Cloud OS 5 was vulnerable to a NAS Admin authentication bypass vulnerability. My Cloud Firmware 5.07.118 contains updates to help resolve this vulnerability and improve the security of your My Cloud devices.

Product Impact
Last Updated
My Cloud PR2100
December 9, 2020
My Cloud PR4100
December 9, 2020
My Cloud EX2 Ultra
December 9, 2020
My Cloud EX4100
December 9, 2020
My Cloud Mirror Gen 2
December 9, 2020

For more information on the latest security updates, see the release notes: https://os5releasenotes.mycloud.com/#/

Advisory Summary

Addressed a NAS Admin authentication bypass vulnerability that could allow an unauthenticated user to gain access to the device. The vulnerability was addressed by enforcing tighter whitelisting rules.

CVE Number: CVE-2020-29563
Reported by: DEVCORE working with Trend Micro’s Zero Day Initiative

Masked the password of the remote backup process when viewing running processes with the admin user.

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