critical
9.8
CWE
345
Advisory Published
Updated
Advisory Published

CVE-2022-22994: (Pwn2Own) Western Digital My Cloud Pro Series PR4100 ConnectivityService Insufficient Verification of Data Authenticity Remote Code Execution Vulnerability

First published: Fri Jan 28 2022(Updated: )

A remote code execution vulnerability was discovered on Western Digital My Cloud devices where an attacker could trick a NAS device into loading through an unsecured HTTP call. This was a result insufficient verification of calls to the device. The vulnerability was addressed by disabling checks for internet connectivity using HTTP.

Credit: psirt@wdc.com

Affected SoftwareAffected VersionHow to fix
Westerndigital My Cloud Os<5.19.117
Westerndigital My Cloud
Westerndigital My Cloud Dl2100
Westerndigital My Cloud Dl4100
Westerndigital My Cloud Ex2 Ultra
Westerndigital My Cloud Ex2100
Westerndigital My Cloud Ex4100
Westerndigital My Cloud Mirror Gen 2
Westerndigital My Cloud Pr2100
Westerndigital My Cloud Pr4100
Westerndigital Wd Cloud
Western Digital MyCloud PR4100

Remedy

Update your My Cloud device to firmware version 5.19.117.

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Reference Links

Frequently Asked Questions

  • What is the vulnerability ID for this vulnerability?

    The vulnerability ID for this vulnerability is CVE-2022-22994.

  • What is the severity of CVE-2022-22994?

    The severity of CVE-2022-22994 is critical with a CVSS score of 9.8.

  • How can network-adjacent attackers exploit CVE-2022-22994?

    Network-adjacent attackers can exploit CVE-2022-22994 to execute arbitrary code on affected installations of Western Digital MyCloud PR4100 without authentication.

  • What is the affected software by CVE-2022-22994?

    The affected software by CVE-2022-22994 is Western Digital My Cloud OS version up to 5.19.117.

  • How can I fix CVE-2022-22994?

    To fix CVE-2022-22994, update the firmware of Western Digital MyCloud PR4100 to version 5.19.117 or later.

Company

Resources

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