CVE-2022-22990 json
Limited authentication bypass vulnerability on Western Digital My Cloud devices
published 2022-01-13 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-28101
- cvss
- 7.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.2%
- EPSS 2.2% chance of exploitation in 30 days, percentile 82%
- public exploits
- 0
- none known
Summary
A limited authentication bypass vulnerability was discovered that could allow an attacker to achieve remote code execution and escalate privileges on the My Cloud devices. Addressed this vulnerability by changing access token validation logic and rewriting rule logic on PHP scripts.
Patch / fix
- Western Digital My Cloud 5.19.117
Exploit prediction
2.19% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N |
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 8.3 | AV:A/AC:L/Au:N/C:C/I:C/A:C |
Affected products
- Western Digital My Cloud
Classification
References
-
westerndigital.com
/support/product-security/wdc-22002-my-cloud-os5-firmware-5-19-117
vendor-advisory
-
zerodayinitiative.com
/advisories/ZDI-22-076/
third-party-advisory, vdb-entry
-
zerodayinitiative.com
/advisories/ZDI-22-347/
third-party-advisory, vdb-entry
Sources
- CVE List CVE-2022-22990
- NVD CVE-2022-22990
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