Advisory Published

ZDI-23-1051: Western Digital MyCloud PR4100 CGI API Command Injection Remote Code Execution Vulnerability

First published: Wed Aug 09 2023(Updated: )

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of the Western Digital MyCloud PR4100 NAS device. Authentication is required to exploit this vulnerability.

Affected SoftwareAffected VersionHow to fix
Western Digital My Cloud PR4100

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Frequently Asked Questions

  • What is the severity of ZDI-23-1051?

    ZDI-23-1051 is classified as a high-severity vulnerability due to its potential to allow arbitrary code execution.

  • How do I fix ZDI-23-1051?

    To fix ZDI-23-1051, update your Western Digital MyCloud PR4100 NAS device to the latest firmware version provided by Western Digital.

  • Who is affected by ZDI-23-1051?

    Users of the Western Digital MyCloud PR4100 NAS device are affected by ZDI-23-1051.

  • Can ZDI-23-1051 be exploited remotely?

    No, ZDI-23-1051 requires authentication, meaning it cannot be exploited remotely without valid credentials.

  • What type of attack does ZDI-23-1051 facilitate?

    ZDI-23-1051 facilitates an arbitrary code execution attack on the affected devices.

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