CVE-2022-36331: Impersonation attack causing an Authentication Bypass on Western Digital devices

Published Jun 12, 2023
·
Updated

Western Digital My Cloud, My Cloud Home, My Cloud Home Duo, and SanDisk ibi devices were vulnerable to an impersonation attack that could allow an unauthenticated attacker to gain access to user data. This issue affects My Cloud OS 5 devices: before 5.25.132; My Cloud Home and My Cloud Home Duo: before 8.13.1-102; SanDisk ibi: before 8.13.1-102.

Affected Software

24 affected components
WesternDigital My Cloud Pr2100 Firmware<5.25.132
WesternDigital My Cloud Pr2100
WesternDigital My Cloud Pr4100 Firmware<5.25.132
WesternDigital My Cloud Pr4100
WesternDigital My Cloud Ex4100 Firmware<5.25.132
WesternDigital My Cloud Ex4100
WesternDigital My Cloud Ex2 Ultra Firmware<5.25.132
WesternDigital My Cloud Ex2 Ultra
WesternDigital My Cloud Mirror G2 Firmware<5.25.132
WesternDigital My Cloud Mirror G2
WesternDigital My Cloud Dl2100 Firmware<5.25.132
WesternDigital My Cloud Dl2100
WesternDigital My Cloud Dl4100 Firmware<5.25.132
WesternDigital My Cloud Dl4100
WesternDigital My Cloud Ex2100 Firmware<5.25.132
WesternDigital My Cloud Ex2100
WesternDigital My Cloud Home Firmware<8.13.1-102
WesternDigital My Cloud Home
WesternDigital My Cloud Home Duo Firmware<8.13.1-102
WesternDigital My Cloud Home Duo
WesternDigital Sandisk Ibi Firmware<8.13.1-102
WesternDigital Sandisk Ibi
WesternDigital My Cloud Firmware<5.25.132
WesternDigital My Cloud

Remediation

Information

All My Cloud Home, My Cloud Home Duo, and SanDisk ibi devices have been or will be automatically updated to the latest firmware version. Cloud access will not be available until your My Cloud Home/My Cloud Home Duo/SanDisk ibi device has been updated to firmware version 8.13.1-102 or above. Please refer to this KBA https://support-en.wd.com/app/answers/detailweb/a_id/50563 . Users of other My Cloud devices should promptly update to the latest firmware by clicking the firmware update notification to receive the latest security fixes. Cloud access will not be available until your My Cloud device has been updated to firmware version 5.25.132 or above. Please refer to this KBA https://support-en.wd.com/app/answers/detailweb/a_id/50564 .

Event History

Jun 12, 2023
CVE Published
via MITRE·05:57 PM
Data Sourced
via MITRE·05:57 PM
RemedyDescriptionSeverityWeakness
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Frequently Asked Questions

1

What is CVE-2022-36331?

CVE-2022-36331 is a vulnerability that affects Western Digital My Cloud, My Cloud Home, My Cloud Home Duo, and SanDisk ibi devices.

2

How severe is CVE-2022-36331?

CVE-2022-36331 has a severity rating of 7.5 (out of 10), indicating it is critical.

3

Which devices are affected by CVE-2022-36331?

CVE-2022-36331 affects Western Digital My Cloud, My Cloud Home, My Cloud Home Duo, and SanDisk ibi devices.

4

How can an attacker exploit CVE-2022-36331?

CVE-2022-36331 can be exploited by an unauthenticated attacker to gain access to user data.

5

How can I fix CVE-2022-36331?

To fix CVE-2022-36331, update your affected devices to My Cloud OS 5 devices version 5.25.132 or later.

Contact

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