CVE-2022-36328
Description
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability that could allow an attacker to create arbitrary shares on arbitrary directories and exfiltrate sensitive files, passwords, users and device configurations was discovered in Western Digital My Cloud Home, My Cloud Home Duo, SanDisk ibi and Western Digital My Cloud OS 5 devices. This can only be exploited once an attacker gains root privileges on the devices using an authentication bypass issue or another vulnerability.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.
How to fix
- westerndigital sandisk_ibi_firmware9.4.0-191 or later
- westerndigital my_cloud_os_55.26.202 or later
- westerndigital my_cloud_home_firmware9.4.0-191 or later
- westerndigital my_cloud_home_duo_firmware9.4.0-191 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| westerndigital sandisk_ibi_firmware | v < 9.4.0-191 | 9.4.0-191 |
| westerndigital my_cloud_os_5 | v < 5.26.202 | 5.26.202 |
| westerndigital my_cloud_home_firmware | v < 9.4.0-191 | 9.4.0-191 |
| westerndigital my_cloud_home_duo_firmware | v < 9.4.0-191 | 9.4.0-191 |
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