CVE-2020-27160 Path traversal in n/a

Critical 9.8 Published Updated

Remote attackers can exploit a path traversal flaw in AvailableApps.php to execute arbitrary code and escalate privileges on Western Digital My Cloud NAS devices.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-27160?

CVE-2020-27160 is a critical path traversal vulnerability in n/a, published on 27 Oct 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Addressed remote code execution vulnerability in AvailableApps.php that allowed escalation of privileges in Western Digital My Cloud NAS devices prior to 5.04.114 (issue 3 of 3).

Weakness: CWE-22

Which versions are affected by CVE-2020-27160?

It affects 1 product.

Products include Westerndigital My Cloud Firmware.

How do I fix CVE-2020-27160?

No fix has been published for CVE-2020-27160 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2020-27160 being exploited?

There is no known exploitation of CVE-2020-27160 in the wild and no public exploit code.

Sources

Also known as GHSA-gf5r-4gp7-7h4h.

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