CVE-2022-36326: Resource Exhaustion Vulnerability in Western Digital devices
First published: Thu May 18 2023(Updated: )
An uncontrolled resource consumption vulnerability issue that could arise by sending crafted requests to a service to consume a large amount of memory, eventually resulting in the service being stopped and restarted 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 the attacker to already have root privileges in order to exploit this 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.
Credit: psirt@wdc.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Western Digital My Cloud OS 5 | <5.26.202 | |
| Western Digital My Cloud | ||
| Western Digital My Cloud DL2100 Firmware | ||
| Western Digital My Cloud DL4100 Firmware | ||
| Western Digital My Cloud EX2 Ultra Firmware | ||
| Western Digital My Cloud EX2100 Firmware | ||
| Western Digital My Cloud EX4100 Firmware | ||
| Western Digital My Cloud Mirror Gen 2 | ||
| Western Digital My Cloud PR2100 Firmware | ||
| Western Digital My Cloud PR4100 | ||
| Western Digital My Cloud | ||
| Western Digital My Cloud Home firmware | <9.4.0-191 | |
| Western Digital My Cloud Home | ||
| SanDisk ibi firmware | <9.4.0-191 | |
| SanDisk ibi | ||
| Western Digital My Cloud Home Duo Firmware | <9.4.0-191 | |
| Western Digital My Cloud Home Duo |
Remedy
For My Cloud Home, My Cloud Home Duo and SanDisk ibi devices will be automatically updated to reflect the latest firmware version. For My Cloud OS 5 devices, Western Digital recommends that users promptly update their devices to the latest firmware by clicking on the firmware update notification.
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Reference Links
Frequently Asked Questions
What is CVE-2022-36326?
CVE-2022-36326 is an uncontrolled resource consumption vulnerability in Western Digital My Cloud Home, My Cloud Home Duo, SanDisk ibi, and other related products.
How does CVE-2022-36326 impact the affected products?
CVE-2022-36326 could allow an attacker to consume a large amount of memory, potentially causing the service to stop and restart.
What is the severity rating of CVE-2022-36326?
CVE-2022-36326 has a severity rating of 4.9 out of 10 (medium severity).
Which versions of the affected products are vulnerable to CVE-2022-36326?
The vulnerability affects Western Digital My Cloud OS 5 versions up to 5.26.202 and Western Digital My Cloud Home Firmware versions up to 9.4.0-191.
How can I fix CVE-2022-36326?
To fix CVE-2022-36326, it is recommended to update the affected products to the latest available firmware versions provided by Western Digital.
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