CVE-2023-51123 Command injection in n/a

Critical 9.8 Published 10 Jan 2024 Updated 20 Jun 2025

Remote attackers can execute arbitrary code on D-Link DIR-815 routers via a crafted POST request to the cgibin binary.

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-2023-51123?

CVE-2023-51123 is a critical command injection vulnerability in n/a, published on 10 Jan 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue discovered in D-Link dir815 v.1.01SSb08.bin allows a remote attacker to execute arbitrary code via a crafted POST request to the service parameter in the soapcgi_main function of the cgibin binary component.

Weakness: CWE-78

Which versions are affected by CVE-2023-51123?

It affects 1 product.

Products include Dlink Dir-815 Firmware.

How do I fix CVE-2023-51123?

No fix has been published for CVE-2023-51123 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-2023-51123 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-51123 exists.

Sources

Also known as GHSA-2947-h8cf-6m6g.