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CVE-2022-36329— Denial of Service over OTA mechanism in Western Digital My Cloud Home and ibi devices

Quick assessment

Affected
Western Digital My Cloud Home and My Cloud Home Duo
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 Home是美国西部数据（Western Digital）公司的一款易于使用的个人云存储设备。可直接插入 Wi-Fi 路由器，从而保护数字生活。 Western Digital My Cloud Home 9.4.0-191之前版本和 My Cloud Home Duo 9.4.0-191之前版本存在安全漏洞，该漏洞源于存在不当的权限管理，攻击者通过OTA机制导致拒绝服务。

CVSS 4.4 · Medium EPSS 0.30% · P20
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I. Basic Information for CVE-2022-36329

Vulnerability Information
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Vulnerability Title
Denial of Service over OTA mechanism in Western Digital My Cloud Home and ibi devices
Source: CVE Program / CVE List V5
Vulnerability Description
An improper privilege management issue that could allow an attacker to cause a denial of service over the OTA mechanism was discovered in Western Digital My Cloud Home, My Cloud Home Duo and SanDisk ibi devices.This issue affects My Cloud Home and My Cloud Home Duo: before 9.4.0-191; ibi: before 9.4.0-191.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
Vulnerability Title
Western Digital My Cloud Home 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Western Digital My Cloud Home是美国西部数据（Western Digital）公司的一款易于使用的个人云存储设备。可直接插入 Wi-Fi 路由器，从而保护数字生活。 Western Digital My Cloud Home 9.4.0-191之前版本和 My Cloud Home Duo 9.4.0-191之前版本存在安全漏洞，该漏洞源于存在不当的权限管理，攻击者通过OTA机制导致拒绝服务。
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 Home and My Cloud Home Duo 0 ~ 9.4.0-191 -
SanDisk ibi 0 ~ 9.4.0-191 -

II. Public POCs for CVE-2022-36329

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III. Intelligence Information for CVE-2022-36329

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Other References for CVE-2022-36329 (1)

Same Patch Batch · Western Digital · 2023-05-10 · 4 CVEs total

CVE-2022-29842 9.8 CRITICAL Command Injection Vulnerability in Western Digital My Cloud devices
CVE-2022-29841 8.0 HIGH OS Command Injection vulnerability in Western Digital My Cloud devices
CVE-2022-29840 5.1 MEDIUM Server Side Request Forgery Vulnerability in Western Digital My Cloud Devices

IV. Related Vulnerabilities

Same product: My Cloud Home and My Cloud Home Duo
Same vendor: Western Digital
Same weakness: CWE-400

V. Comments for CVE-2022-36329

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