CVE-2022-22989
CVE-2022-22989 is a critical-severity vulnerability in Westerndigital My Cloud Os with a CVSS 3.x base score of 9.8. 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-787.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 1% (67th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Westerndigital My Cloud Os
- Published:
- Last modified:
Description
My Cloud OS 5 was vulnerable to a pre-authenticated stack overflow vulnerability on the FTP service that could be exploited by unauthenticated attackers on the network. Addressed the vulnerability by adding defenses against stack overflow issues.
Frequently asked questions
- What is CVE-2022-22989?
- My Cloud OS 5 was vulnerable to a pre-authenticated stack overflow vulnerability on the FTP service that could be exploited by unauthenticated attackers on the network. Addressed the vulnerability by adding defenses against stack overflow issues.
- How severe is CVE-2022-22989?
- CVE-2022-22989 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-22989 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-22989?
- CVE-2022-22989 affects Westerndigital My Cloud Os. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-22989?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2022-22989 published?
- CVE-2022-22989 was published on 2022-01-13 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:westerndigital:my_cloud_os:*:*:*:*:*:*:*:*
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- CVE-2022-22994 — High (CVSS 8.8): A remote code execution vulnerability was discovered on Western Digital My Cloud devices where an attacker could trick…
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