CVE-2019-3920 Command injection in Alcatel Lucent I-240W-Q GPON ONT

High 8.8 Published 5 Mar 2019 Updated 17 Sep 2024

An authenticated remote attacker can execute arbitrary commands on the Alcatel Lucent I-240W-Q GPON ONT via a crafted HTTP request.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2019-3920?

CVE-2019-3920 is a high-severity command injection vulnerability in Tenable Alcatel Lucent I-240W-Q GPON ONT, published on 5 Mar 2019. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The Alcatel Lucent I-240W-Q GPON ONT using firmware version 3FE54567BOZJ19 is vulnerable to authenticated command injection via crafted HTTP request sent by a remote, authenticated attacker to /GponForm/device_Form?script/.

Weakness: CWE-77, CWE-78

Which versions are affected by CVE-2019-3920?

It affects 1 product.

Products include Nokia I-240w-Q Gpon Ont Firmware.

How do I fix CVE-2019-3920?

No fix has been published for CVE-2019-3920 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-2019-3920 being exploited?

There is no known exploitation of CVE-2019-3920 in the wild and no public exploit code.

Sources

Also known as GHSA-mr6w-w4mw-jjp4.