Home/CVE/A vulnerability in the FTP service of Western Digital My Cloud OS 5 devices running firmware versions prior to 5.26.119
CVE

CVE-2022-29844

A vulnerability in the FTP service of Western Digital My Cloud OS 5 devices running firmware versions prior to 5.26.119

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.

MEDIUM · CVSS 6.7 EPSS 0.53424
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 2% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CWE-23Relative Path Traversal
▤

Affected Products & Versions

8
westerndigital my cloud pr2100 firmware< 5.26.119
westerndigital my cloud pr4100 firmware< 5.26.119
westerndigital my cloud ex4100 firmware< 5.26.119
westerndigital my cloud ex2 ultra firmware< 5.26.119
westerndigital my cloud mirror g2 firmware< 5.26.119
westerndigital my cloud dl2100 firmware< 5.26.119
westerndigital my cloud dl4100 firmware< 5.26.119
westerndigital my cloud ex2100 firmware< 5.26.119
⚠

Public Exploits & PoCs

1
nucleiWD My Cloud Panel - Detectinfo
▣

Scoring & Timeline

6.7
MEDIUM · CVSS v3.1 · psirt@wdc.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD26 Jan 2023 · 09:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.westerndigital.com/en-in/support/product-security/wdc-23002-my-cloud-firmware-version-5-26-119Vendor Advisory
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