Medium severity · published May 18, 2023
CVE-2022-36326
Resource Exhaustion Vulnerability in Western Digital devices
4.9
CVSS
0.6%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 47% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MC
My Cloud Home and My Cloud Home Duo · Western Digital
before 9.4.0-191 · source: vendor
MC
My Cloud OS 5 · Western Digital
before 5.26.202 · source: vendor, NVD
IB
ibi · SanDisk
before 9.4.0-191 · source: vendor
MC
MY Cloud Home Duo Firmware · Westerndigital
before 9.4.0-191 · source: NVD
MC
MY Cloud Home Firmware · Westerndigital
before 9.4.0-191 · source: NVD
SI
Sandisk Ibi Firmware · Westerndigital
before 9.4.0-191 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-36326
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-36326
Release Notes
https://www.westerndigital.com/support/product-security/wdc-23003-western-digital-my-cloud-home-my-cloud-home-duo-and-sandisk-ibi-firmware-version-9-4-0-191
Release Notes
https://www.westerndigital.com/support/product-security/wdc-23006-my-cloud-firmware-version-5-26-202
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