CWE
287
Advisory Published
Updated
Advisory Published

CVE-2020-29563: (Pwn2Own) Western Digital MyCloud PR4100 nasAdmin Incorrect Authorization Authentication Bypass Vulnerability

First published: Fri Dec 11 2020(Updated: )

An issue was discovered on Western Digital My Cloud OS 5 devices before 5.07.118. A NAS Admin authentication bypass vulnerability could allow an unauthenticated user to gain access to the device.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Westerndigital My Cloud Os 5<5.07.118
Westerndigital My Cloud Ex2 Ultra
Westerndigital My Cloud Ex4100
Westerndigital My Cloud Mirror Gen 2
Westerndigital My Cloud Pr2100
Westerndigital My Cloud Pr4100

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Frequently Asked Questions

  • What is the vulnerability ID for this vulnerability?

    The vulnerability ID for this vulnerability is CVE-2020-29563.

  • What is the severity of CVE-2020-29563?

    The severity of CVE-2020-29563 is critical, with a severity score of 9.8.

  • Which software is affected by CVE-2020-29563?

    CVE-2020-29563 affects Western Digital MyCloud PR4100 with My Cloud OS 5 up to version 5.07.118.

  • How does the vulnerability in CVE-2020-29563 allow attackers to bypass authentication?

    The vulnerability allows remote attackers to bypass authentication on affected installations of Western Digital MyCloud PR4100.

  • Is authentication required to exploit CVE-2020-29563?

    No, authentication is not required to exploit CVE-2020-29563.

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