Path traversal vulnerability leading to an arbitrary file write in Western Digital devices
CVE-2022-36327

5.8MEDIUM

Key Information:

Vendor

Western Digital

Status
My Cloud Home And My Cloud Home Duo
Ibi
My Cloud Os 5
Vendor
CVE Published:
18 May 2023

What is CVE-2022-36327?

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability that could allow an attacker to write files to locations with certain critical filesystem types leading to remote code execution was discovered in Western Digital My Cloud Home, My Cloud Home Duo, SanDisk ibi and Western Digital My Cloud OS 5 devices. This issue requires an authentication bypass issue to be triggered before this can be exploited.  This issue affects My Cloud Home and My Cloud Home Duo: before 9.4.0-191; ibi: before 9.4.0-191; My Cloud OS 5: before 5.26.202.

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Affected Version(s)

ibi Linux 0

My Cloud Home and My Cloud Home Duo Linux 0

My Cloud OS 5 Linux 0 < 5.26.202

References

https://www.westerndigital.com/support/product-security/w...
https://www.westerndigital.com/support/product-security/w...

CVSS V3.1

Score:
5.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Claroty Research, Team82 - Vera Mens, Noam Moshe, Uri Katz and Sharon Brizinov working with Trend Micro’s Zero Day Initiative
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