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

Quick assessment

Affected
Western Digital My Cloud OS 5
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Western Digital My Cloud是美国西部数据（Western Digital）公司的一款个人云存储设备。 Western Digital My Cloud OS 5 5.26.202之前版本存在安全漏洞，该漏洞源于在基于令牌的身份验证机制中发现了通过欺骗的身份验证绕过问题，该可能允许攻击者进行模拟攻击。

CVSS 10.0 · Critical EPSS 0.69% · P51
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I. Basic Information for CVE-2023-22814

Vulnerability Information
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Vulnerability Title
Authentication Bypass issue in My Cloud OS 5 devices
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用欺骗进行的认证绕过
Source: CVE Program / CVE List V5
Vulnerability Title
Western Digital My Cloud OS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Western Digital My Cloud是美国西部数据（Western Digital）公司的一款个人云存储设备。 Western Digital My Cloud OS 5 5.26.202之前版本存在安全漏洞，该漏洞源于在基于令牌的身份验证机制中发现了通过欺骗的身份验证绕过问题，该可能允许攻击者进行模拟攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Western Digital My Cloud OS 5 0 ~ 5.26.202 -

II. Public POCs for CVE-2023-22814

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III. Intelligence Information for CVE-2023-22814

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Other References for CVE-2023-22814 (1)

Same Patch Batch · Western Digital · 2023-06-30 · 3 CVEs total

CVE-2023-22815 6.2 MEDIUM Post-authentication remote command injection vulnerability on Western Digital My Cloud OS
CVE-2023-22816 6.0 MEDIUM Limited Post-Authentication Remote Command Injection in My Cloud Products

IV. Related Vulnerabilities

Same product: My Cloud OS 5
Same vendor: Western Digital
Same weakness: CWE-290

V. Comments for CVE-2023-22814

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