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Status published
Critical
CVE-2022-22995
Western Digital My Cloud OS 5 and My Cloud Home Unauthenticated Arbitrary File Write Vulnerability in Netatalk
Vulnerability Description
The combination of primitives offered by SMB and AFP in their default configuration allows the arbitrary writing of files. By exploiting these combination of primitives, an attacker can execute arbitrary code.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Corentin BAYET (@OnlyTheDuck), Etienne HELLUY-LAFONT and Luca MORO (@johncool__) from Synacktiv working with Trend Micro’s Zero Day Initiative
References
- https://www.westerndigital.com/support/product-security/wdc-22005-netatalk-security-vulnerabilities
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XO34FWOIJI6V6PH2XY52WNBBARVWPJG2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T5CZZLFOTUP3QYHGHSDUNENGSLPJ6KGO/
- https://security.gentoo.org/glsa/202311-02
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/55ROUJI22SHZX5EM23QAILZHI67EZQKW/
- https://lists.debian.org/debian-lts-announce/2024/01/msg00000.html
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Affected Vendor
Western Digital
View all reports →Affected Software
My Cloud, My Cloud Home
Vulnerable Versions:
My Cloud OS 5, My Cloud Home
Timeline
Official Publish:
March 25th, 2022
Last Modified:
November 3rd, 2025
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L