CVE-2023-22814: Authentication Bypass issue in My Cloud OS 5 devices

10.0 CVSS

Description

An authentication bypass issue via spoofing was discovered in the token-based authentication mechanism that could allow an attacker to carry out an impersonation attack.

This issue affects My Cloud OS 5 devices: before 5.26.202.

Classification

CVE ID: CVE-2023-22814

CVSS Base Severity: CRITICAL

CVSS Base Score: 10.0

Affected Products

Vendor: Western Digital

Product: My Cloud OS 5

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.28% (probability of being exploited)

EPSS Percentile: 68.51% (scored less or equal to compared to others)

EPSS Date: 2025-02-03 (when was this score calculated)

References

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

Timeline