CVE-2023-22814

Authentication Bypass issue in My Cloud OS 5 devices

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

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.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

None

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

None

Automatable

Yes

Tech. Impact

Total

* Organization's Worst-case Scenario

Timeline

2023-01-06 CVE Reserved
2023-06-30 CVE Published
2024-11-26 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-290: Authentication Bypass by Spoofing

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.westerndigital.com/support/product-security/wdc-23006-my-cloud-firmware-version-5-26-202	2023-07-10

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Westerndigital Search vendor "Westerndigital"	My Cloud Os Search vendor "Westerndigital" for product "My Cloud Os"	>= 5.02.104 < 5.26.202 Search vendor "Westerndigital" for product "My Cloud Os" and version " >= 5.02.104 < 5.26.202"	-	Affected	in	Westerndigital Search vendor "Westerndigital"	My Cloud Search vendor "Westerndigital" for product "My Cloud"	-	-	Safe
Westerndigital Search vendor "Westerndigital"	My Cloud Os Search vendor "Westerndigital" for product "My Cloud Os"	>= 5.02.104 < 5.26.202 Search vendor "Westerndigital" for product "My Cloud Os" and version " >= 5.02.104 < 5.26.202"	-	Affected	in	Westerndigital Search vendor "Westerndigital"	My Cloud Dl2100 Search vendor "Westerndigital" for product "My Cloud Dl2100"	-	-	Safe
Westerndigital Search vendor "Westerndigital"	My Cloud Os Search vendor "Westerndigital" for product "My Cloud Os"	>= 5.02.104 < 5.26.202 Search vendor "Westerndigital" for product "My Cloud Os" and version " >= 5.02.104 < 5.26.202"	-	Affected	in	Westerndigital Search vendor "Westerndigital"	My Cloud Dl4100 Search vendor "Westerndigital" for product "My Cloud Dl4100"	-	-	Safe
Westerndigital Search vendor "Westerndigital"	My Cloud Os Search vendor "Westerndigital" for product "My Cloud Os"	>= 5.02.104 < 5.26.202 Search vendor "Westerndigital" for product "My Cloud Os" and version " >= 5.02.104 < 5.26.202"	-	Affected	in	Westerndigital Search vendor "Westerndigital"	My Cloud Ex2 Ultra Search vendor "Westerndigital" for product "My Cloud Ex2 Ultra"	-	-	Safe
Westerndigital Search vendor "Westerndigital"	My Cloud Os Search vendor "Westerndigital" for product "My Cloud Os"	>= 5.02.104 < 5.26.202 Search vendor "Westerndigital" for product "My Cloud Os" and version " >= 5.02.104 < 5.26.202"	-	Affected	in	Westerndigital Search vendor "Westerndigital"	My Cloud Ex2100 Search vendor "Westerndigital" for product "My Cloud Ex2100"	-	-	Safe
Westerndigital Search vendor "Westerndigital"	My Cloud Os Search vendor "Westerndigital" for product "My Cloud Os"	>= 5.02.104 < 5.26.202 Search vendor "Westerndigital" for product "My Cloud Os" and version " >= 5.02.104 < 5.26.202"	-	Affected	in	Westerndigital Search vendor "Westerndigital"	My Cloud Ex4100 Search vendor "Westerndigital" for product "My Cloud Ex4100"	-	-	Safe
Westerndigital Search vendor "Westerndigital"	My Cloud Os Search vendor "Westerndigital" for product "My Cloud Os"	>= 5.02.104 < 5.26.202 Search vendor "Westerndigital" for product "My Cloud Os" and version " >= 5.02.104 < 5.26.202"	-	Affected	in	Westerndigital Search vendor "Westerndigital"	My Cloud Mirror G2 Search vendor "Westerndigital" for product "My Cloud Mirror G2"	-	-	Safe
Westerndigital Search vendor "Westerndigital"	My Cloud Os Search vendor "Westerndigital" for product "My Cloud Os"	>= 5.02.104 < 5.26.202 Search vendor "Westerndigital" for product "My Cloud Os" and version " >= 5.02.104 < 5.26.202"	-	Affected	in	Westerndigital Search vendor "Westerndigital"	My Cloud Pr2100 Search vendor "Westerndigital" for product "My Cloud Pr2100"	-	-	Safe
Westerndigital Search vendor "Westerndigital"	My Cloud Os Search vendor "Westerndigital" for product "My Cloud Os"	>= 5.02.104 < 5.26.202 Search vendor "Westerndigital" for product "My Cloud Os" and version " >= 5.02.104 < 5.26.202"	-	Affected	in	Westerndigital Search vendor "Westerndigital"	My Cloud Pr4100 Search vendor "Westerndigital" for product "My Cloud Pr4100"	-	-	Safe
Westerndigital Search vendor "Westerndigital"	My Cloud Os Search vendor "Westerndigital" for product "My Cloud Os"	>= 5.02.104 < 5.26.202 Search vendor "Westerndigital" for product "My Cloud Os" and version " >= 5.02.104 < 5.26.202"	-	Affected	in	Westerndigital Search vendor "Westerndigital"	Wd Cloud Search vendor "Westerndigital" for product "Wd Cloud"	-	-	Safe