How severe is CVE-2022-29840?

CVE-2022-29840 has a CVSS 3.x base score of 5.1, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2022-29840 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-29840?

CVE-2022-29840 affects Westerndigital My Cloud Os. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-29840?

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

When was CVE-2022-29840 published?

CVE-2022-29840 was published on 2023-05-10 and last updated on 2026-06-17.

CVE-2022-29840

CVE-2022-29840 is a medium-severity vulnerability in Westerndigital My Cloud Os with a CVSS 3.x base score of 5.1. 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-918.

Key facts

Severity: Medium (CVSS 3.x base score 5.1)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-918
Affected product: Westerndigital My Cloud Os
Published: 2023-05-10
Last modified: 2026-06-17

Description

Server-Side Request Forgery (SSRF) vulnerability that could allow a rogue server on the local network to modify its URL to point back to the loopback adapter was addressed in Western Digital My Cloud OS 5 devices. This could allow the URL to exploit other vulnerabilities on the local server.This issue affects My Cloud OS 5 devices before 5.26.202.

Frequently asked questions

What is CVE-2022-29840?: Server-Side Request Forgery (SSRF) vulnerability that could allow a rogue server on the local network to modify its URL to point back to the loopback adapter was addressed in Western Digital My Cloud OS 5 devices. This could allow the URL to exploit other vulnerabilities on the local server.This issue affects My Cloud OS 5 devices before 5.26.202.
How severe is CVE-2022-29840?: CVE-2022-29840 has a CVSS 3.x base score of 5.1, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2022-29840 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-29840?: CVE-2022-29840 affects Westerndigital My Cloud Os. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-29840?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-29840 published?: CVE-2022-29840 was published on 2023-05-10 and last updated on 2026-06-17.

References

https://www.westerndigital.com/support/product-security/wdc-23006-my-cloud-firmware-version-5-26-202

Affected products (1)

cpe:2.3:o:westerndigital:my_cloud_os:*:*:*:*:*:*:*:*

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