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Medium severity · published May 18, 2023
CVE-2022-36328
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…
4.9
CVSS
0.8%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 55% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
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
MC
MY Cloud OS 5 · Westerndigital
before 5.26.202 · source: NVD
SI
Sandisk Ibi Firmware · Westerndigital
before 9.4.0-191 · source: NVD
Affected product
MC
MY Cloud Home Duo Firmware
Westerndigital
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-36328
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-36328
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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