How severe is CVE-2022-36328?

CVE-2022-36328 has a CVSS 3.x base score of 5.8, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2022-36328 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-36328?

CVE-2022-36328 primarily affects Westerndigital My Cloud Os 5. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-36328?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-36328 published?

CVE-2022-36328 was published on 2023-05-18 and last updated on 2026-06-17.

CVE-2022-36328

CVE-2022-36328 is a medium-severity vulnerability in Westerndigital My Cloud Os 5 with a CVSS 3.x base score of 5.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: Medium (CVSS 3.x base score 5.8)
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Westerndigital My Cloud Os 5
Published: 2023-05-18
Last modified: 2026-06-17

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.

Frequently asked questions

What is 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 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 severe is CVE-2022-36328?: CVE-2022-36328 has a CVSS 3.x base score of 5.8, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2022-36328 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-36328?: CVE-2022-36328 primarily affects Westerndigital My Cloud Os 5. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-36328?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-36328 published?: CVE-2022-36328 was published on 2023-05-18 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:o:westerndigital:my_cloud_os_5:*:*:*:*:*:*:*:*
cpe:2.3:o:westerndigital:my_cloud_home_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:westerndigital:sandisk_ibi_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:westerndigital:my_cloud_home_duo_firmware:*:*:*:*:*:*:*:*

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