CVE-2022-29844: Western Digital My Cloud OS 5 arbitrary file read and write vulnerability via ftp

Published Jan 25, 2023
·
Updated

A vulnerability in the FTP service of Western Digital My Cloud OS 5 devices running firmware versions prior to 5.26.119 allows an attacker to read and write arbitrary files. This could lead to a full NAS compromise and would give remote execution capabilities to the attacker.

Affected Software

16 affected components
WesternDigital My Cloud Pr2100 Firmware<5.26.119
WesternDigital My Cloud Pr2100
WesternDigital My Cloud Pr4100 Firmware<5.26.119
WesternDigital My Cloud Pr4100
WesternDigital My Cloud Ex4100 Firmware<5.26.119
WesternDigital My Cloud Ex4100
WesternDigital My Cloud Ex2 Ultra Firmware<5.26.119
WesternDigital My Cloud Ex2 Ultra
WesternDigital My Cloud Mirror G2 Firmware<5.26.119
WesternDigital My Cloud Mirror G2
WesternDigital My Cloud Dl2100 Firmware<5.26.119
WesternDigital My Cloud Dl2100
WesternDigital My Cloud Dl4100 Firmware<5.26.119
WesternDigital My Cloud Dl4100
WesternDigital My Cloud Ex2100 Firmware<5.26.119
WesternDigital My Cloud Ex2100

Remediation

Information

Western Digital recommends that users promptly update their devices to the latest firmware by clicking on the firmware update notification.

Event History

Jan 25, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
RemedyDescriptionSeverityWeakness
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Frequently Asked Questions

1

What is CVE-2022-29844?

CVE-2022-29844 is a vulnerability in the FTP service of Western Digital My Cloud OS 5 devices running firmware versions prior to 5.26.119.

2

How does CVE-2022-29844 impact Western Digital My Cloud OS 5 devices?

CVE-2022-29844 allows an attacker to read and write arbitrary files, potentially leading to a full NAS compromise and remote execution capabilities.

3

What is the severity of CVE-2022-29844?

CVE-2022-29844 has a severity rating of 9.8 (Critical).

4

Which Western Digital My Cloud devices are affected by CVE-2022-29844?

CVE-2022-29844 affects Western Digital My Cloud PR2100, PR4100, EX4100, EX2 Ultra, Mirror G2, DL2100, DL4100, and Ex2100 devices with firmware versions prior to 5.26.119.

5

How can I fix CVE-2022-29844?

To fix CVE-2022-29844, update the firmware of your Western Digital My Cloud OS 5 device to version 5.26.119 or later. It is recommended to regularly check for firmware updates and apply them promptly to ensure security.

Contact

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