CVE-2023-32151 D-Link DIR-2640 DestNetwork Command Injection Remote Code Execution Vulnerability

Medium 6.8 Published 3 May 2024 Updated 18 Sep 2024

Network-adjacent attackers can execute arbitrary code as root on D-Link DIR-2640 routers via command injection in the DestNetwork parameter.

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

What is CVE-2023-32151?

CVE-2023-32151 is a medium-severity command injection vulnerability in D-Link DIR-2640, 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 DIR-2640 DestNetwork Command Injection Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-2640 routers. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed.

The specific flaw exists within the handling of the DestNetwork parameter provided to the HNAP1 endpoint. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. . Was ZDI-CAN-19548.

Weakness: CWE-78

Which versions are affected by CVE-2023-32151?

It affects 1 product.

Products include Dlink Dir-2640 Firmware.

How do I fix CVE-2023-32151?

No fix has been published for CVE-2023-32151 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-2023-32151 being exploited?

There is no known exploitation of CVE-2023-32151 in the wild and no public exploit code.

Sources

Also known as GHSA-q6hp-h24j-qjr9.