Command injection through unsecured HTTP calls on Western Digital My Cloud devices
CVE-2022-22991

7.8HIGH

Key Information:

Vendor

Western Digital

Status
My Cloud
Vendor
CVE Published:
13 January 2022

What is CVE-2022-22991?

A malicious user on the same LAN could use DNS spoofing followed by a command injection attack to trick a NAS device into loading through an unsecured HTTP call. Addressed this vulnerability by disabling checks for internet connectivity using HTTP.

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Affected Version(s)

My Cloud My Cloud OS 5 < 5.19.117

References

https://www.westerndigital.com/support/product-security/w...
x_refsource_MISC
https://www.zerodayinitiative.com/advisories/ZDI-22-077/
x_refsource_MISC

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Reported By: Martin Rakhmanov (@mrakhmanov) working with Trend Micro’s Zero Day Initiative
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