CVE-2021-38458 Moxa MXview Network Management Software

Critical 9.8 Published Updated

An attacker can exploit a path traversal flaw in Moxa MXview to overwrite critical files, potentially leading to arbitrary code execution.

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-2021-38458?

CVE-2021-38458 is a critical path traversal vulnerability in Moxa MXview Network Management Software, published on 12 Oct 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A path traversal vulnerability in the Moxa MXview Network Management software Versions 3.x to 3.2.2 may allow an attacker to create or overwrite critical files used to execute code, such as programs or libraries.

Weakness: CWE-74

Which versions are affected by CVE-2021-38458?

It affects 1 product.

Products include Moxa Mxview.

How do I fix CVE-2021-38458?

No fix has been published for CVE-2021-38458 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-2021-38458 being exploited?

There is no known exploitation of CVE-2021-38458 in the wild and no public exploit code.

Sources

Also known as GHSA-wvqc-pm32-wjgx.

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