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

High 7.8 Published Updated

A local attacker can execute arbitrary commands on Western Digital My Cloud devices by exploiting unsecured HTTP connectivity checks via DNS spoofing.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2022-22991?

CVE-2022-22991 is a high-severity command injection vulnerability in Western Digital My Cloud, published on 13 Jan 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

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.

Weakness: CWE-77, CWE-78

Which versions are affected by CVE-2022-22991?

It affects 1 product.

Products include Westerndigital My Cloud Os.

How do I fix CVE-2022-22991?

No fix has been published for CVE-2022-22991 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2022-22991 being exploited?

There is no known exploitation of CVE-2022-22991 in the wild and no public exploit code.

Sources

Also known as GHSA-5pf6-pvrw-qjr7.

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