CVE-2022-43109 Command injection in n/a

Critical 9.8 Published 3 Nov 2022 Updated 5 May 2025

Attackers can execute arbitrary commands on D-Link DIR-823G routers via crafted packets in the SetNetworkTomographySettings function.

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-2022-43109?

CVE-2022-43109 is a critical command injection vulnerability in Dlink Dir-823g Firmware, published on 3 Nov 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

D-Link DIR-823G v1.0.2 was found to contain a command injection vulnerability in the function SetNetworkTomographySettings. This vulnerability allows attackers to execute arbitrary commands via a crafted packet.

Weakness: CWE-77

Which versions are affected by CVE-2022-43109?

It affects 1 product.

Products include Dlink Dir-823g Firmware.

How do I fix CVE-2022-43109?

No fix has been published for CVE-2022-43109 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-2022-43109 being exploited?

There is no known exploitation of CVE-2022-43109 in the wild and no public exploit code.

All Dlink Dir-823g Firmware vulnerabilities

Sources

Also known as GHSA-c524-q7r6-h3vj.