Impersonation attack causing an Authentication Bypass on Western Digital devices
Published Jun 12, 2023
10.0
CRITICALCVSS 3.1
EPSS 0.59%
Description
Western Digital My Cloud, My Cloud Home, My Cloud Home Duo, and SanDisk ibi devices were vulnerable to an impersonation attack that could allow an unauthenticated attacker to gain access to user data. This issue affects My Cloud OS 5 devices: before 5.25.132; My Cloud Home and My Cloud Home Duo: before 8.13.1-102; SanDisk ibi: before 8.13.1-102.
Affected products
-
- Version 0StatusaffectedConstraints<8.13.1-102
- Version
-
- Version 0StatusaffectedConstraints<8.13.1-102
- Version
-
- Version 0StatusaffectedConstraints<5.25.132
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| SanDisk | Ibi | unaffected |
| ||||||
| Western Digital | My Cloud Home and My Cloud Home Duo | unaffected |
| ||||||
| Western Digital | My Cloud OS 5 | unaffected |
|
Configuration 1
- < 5.25.132
Running on/with
- n/a
Configuration 2
- < 5.25.132
Running on/with
- n/a
Configuration 3
- < 5.25.132
Running on/with
- n/a
Configuration 4
- < 5.25.132
Running on/with
- n/a
Configuration 5
- < 5.25.132
Running on/with
- n/a
Configuration 6
- < 5.25.132
Running on/with
- n/a
Configuration 7
- < 5.25.132
Running on/with
- n/a
Configuration 8
- < 5.25.132
Running on/with
- n/a
Configuration 9
- < 8.13.1-102
Running on/with
- n/a
Configuration 10
- < 8.13.1-102
Running on/with
- n/a
Configuration 11
- < 8.13.1-102
Running on/with
- n/a
Configuration 12
- < 5.25.132
Running on/with
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Vendor solution
All My Cloud Home, My Cloud Home Duo, and SanDisk ibi devices have been or will be automatically updated to the latest firmware version. Cloud access will not be available until your My Cloud Home/My Cloud Home Duo/SanDisk ibi device has been updated to firmware version 8.13.1-102 or above. Please refer to this KBA https://support-en.wd.com/app/answers/detailweb/a_id/50563 .
Users of other My Cloud devices should promptly update to the latest firmware by clicking the firmware update notification to receive the latest security fixes. Cloud access will not be available until your My Cloud device has been updated to firmware version 5.25.132 or above. Please refer to this KBA https://support-en.wd.com/app/answers/detailweb/a_id/50564 .
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
1 other source (CVE.org) ▾
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
YesTechnical Impact
PartialDecision
n/aAssessed Jan 3, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2023–2026- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (8 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.59% (0.00591) | 46.29th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.59% (0.00591) | 43.44th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.19% (0.00189) | 38.54th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.11% (0.00107) | 45.02th | v3 (v2023.03.01) |
| Jul 14, 2024 | 0.12% (0.00118) | 46.41th | v3 (v2023.03.01) |
| Jun 12, 2024 | 0.11% (0.00110) | 44.23th | v3 (v2023.03.01) |
| Jun 22, 2023 | 0.11% (0.00107) | 42.20th | v3 (v2023.03.01) |
| Jun 13, 2023 | 0.07% (0.00067) | 27.59th | v3 (v2023.03.01) |
References (2)
Change history (0)
No recorded changes yet.