CVE-2023-50199 D-Link G416 httpd Missing Authentication for Critical Function Remote Code Execution Vulnerability

High 8.8 Published 3 May 2024 Updated 2 Aug 2024

Network-adjacent attackers can bypass authentication on D-Link G416 routers to access critical functions and execute code.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-50199?

CVE-2023-50199 is a high-severity missing authorization vulnerability in D-Link G416, published on 3 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

D-Link G416 httpd Missing Authentication for Critical Function Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link G416 routers. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the HTTP service listening on TCP port 80. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to gain access to critical functions on the device. Was ZDI-CAN-21287.

Weakness: CWE-306

Which versions are affected by CVE-2023-50199?

It affects 1 product.

Products include Dlink G416 Firmware.

How do I fix CVE-2023-50199?

No fix has been published for CVE-2023-50199 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2023-50199 being exploited?

There is no known exploitation of CVE-2023-50199 in the wild and no public exploit code.

Sources

Also known as GHSA-wggh-wqhg-h7xc.