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CVE-2022-29844— Western Digital My Cloud OS 5 arbitrary file read and write vulnerability via ftp

Quick assessment

Affected
Western Digital My Cloud
Exploitation
High exploitation probability; assess promptly
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 5.26.119 版本存在安全漏洞。攻击者利用该漏洞可以读取和写入任意文件，可能导致 NAS 完全受损，并为其提供远程执行能力。

CVSS 6.7 · Medium EPSS 36.41% · P98
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I. Basic Information for CVE-2022-29844

Vulnerability Information
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Vulnerability Title
Western Digital My Cloud OS 5 arbitrary file read and write vulnerability via ftp
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the FTP service of Western Digital My Cloud OS 5 devices running firmware versions prior to 5.26.119 allows an attacker to read and write arbitrary files. This could lead to a full NAS compromise and would give remote execution capabilities to the attacker.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
相对路径遍历
Source: CVE Program / CVE List V5
Vulnerability Title
Western Digital My Cloud 路径遍历漏洞
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 5.26.119 版本存在安全漏洞。攻击者利用该漏洞可以读取和写入任意文件，可能导致 NAS 完全受损，并为其提供远程执行能力。
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 My Cloud OS 5 ~ 5.26.119 -

II. Public POCs for CVE-2022-29844

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III. Intelligence Information for CVE-2022-29844

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Other References for CVE-2022-29844 (1)

IV. Related Vulnerabilities

Same product: My Cloud
Same vendor: Western Digital
Same weakness: CWE-23

V. Comments for CVE-2022-29844

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