CVE-2019-3409 Command injection in ZTE WF820+ LTE Outdoor CPE

Critical 9.0 Published Updated

Unauthorized users can execute arbitrary commands on ZTE WF820+ LTE Outdoor CPE devices due to inadequate parameter verification.

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

What is CVE-2019-3409?

CVE-2019-3409 is a critical command injection vulnerability in ZTE WF820+ LTE Outdoor CPE, published on 11 Jun 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

All versions up to UKBB_WF820+_1.0.0B06 of ZTE WF820+ LTE Outdoor CPE product are impacted by command injection vulnerability. Due to inadequate parameter verification, unauthorized users can take advantage of this vulnerability to control the user terminal system.

Weakness: CWE-78

Which versions are affected by CVE-2019-3409?

It affects 1 product.

Products include Zte Wf820\+ Lte Outdoor Cpe Firmware.

How do I fix CVE-2019-3409?

No fix has been published for CVE-2019-3409 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-2019-3409 being exploited?

There is no known exploitation of CVE-2019-3409 in the wild and no public exploit code.

Sources

Also known as GHSA-wrf8-q5q3-2m58.

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