CVE-2021-37401 Information disclosure in n/a

Critical 9.8 Published Updated

Attackers can extract credentials from storage media to upload, alter, or download PLC user programs, compromising industrial control systems.

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-2021-37401?

CVE-2021-37401 is a critical vulnerability in n/a, published on 28 Dec 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An attacker may obtain the user credentials from file servers, backup repositories, or ZLD files saved in SD cards. As a result, the PLC user program may be uploaded, altered, and/or downloaded.

Weakness: CWE-522

Which versions are affected by CVE-2021-37401?

It affects 9 products.

Products include Idec Data File Manager, Idec Ft1a Smartaxix Lite Firmware, Idec Ft1a Smartaxix Pro Firmware, Idec Microsmart Fc6a Firmware, Idec Microsmart Fc6b Firmware, Idec Microsmart Plus Fc6a Firmware and 3 more.

How do I fix CVE-2021-37401?

No fix has been published for CVE-2021-37401 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-37401 being exploited?

There is no known exploitation of CVE-2021-37401 in the wild and no public exploit code.

Sources

Also known as GHSA-m5r3-7h55-8p6v.

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