Western Digital My Cloud OS 5 and My Cloud Home Unauthenticated Arbitrary File Write Vulnerability in Netatalk
CVE-2022-22995

10CRITICAL

Key Information:

Vendor

Western Digital

Status
My Cloud
My Cloud Home
Vendor
CVE Published:
25 March 2022

What is CVE-2022-22995?

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.

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Deploy the Patch

Affected Version(s)

My Cloud Home Android My Cloud Home

My Cloud Linux My Cloud OS 5

References

https://www.westerndigital.com/support/product-security/w...
https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisory
https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisory

CVSS V3.1

Score:
10
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Corentin BAYET (@OnlyTheDuck), Etienne HELLUY-LAFONT and Luca MORO (@johncool__) from Synacktiv working with Trend Micro’s Zero Day Initiative
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