CVE-2023-43892 Command injection in n/a

Critical 9.8 Published 2 Oct 2023 Updated 4 Apr 2025

Attackers can execute arbitrary commands on Netis routers via a crafted payload in the WAN settings Hostname parameter.

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-2023-43892?

CVE-2023-43892 is a critical command injection vulnerability in n/a, published on 2 Oct 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Netis N3Mv2-V1.0.1.865 was discovered to contain a command injection vulnerability via the Hostname parameter within the WAN settings. This vulnerability is exploited via a crafted payload.

Weakness: CWE-78

Which versions are affected by CVE-2023-43892?

It affects 1 product.

Products include Netis-Systems N3m Firmware.

How do I fix CVE-2023-43892?

No fix has been published for CVE-2023-43892 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-2023-43892 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-43892 exists.

Sources

Also known as GHSA-w3x6-6hj5-2vv5.