CVE-2024-8809 Cohesive Networks VNS3 Command Injection Remote Code Execution Vulnerability

High 8.8 Published 22 Nov 2024 Updated 3 Dec 2024

Authenticated attackers can execute arbitrary code as root via command injection in the VNS3 web service.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2024-8809?

CVE-2024-8809 is a high-severity command injection vulnerability in Cohesive Networks VNS3, published on 22 Nov 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Cohesive Networks VNS3 Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Cohesive Networks VNS3. Authentication is required to exploit this vulnerability.

The specific flaw exists within the web service, which listens on TCP port 8000 by default. 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-24178.

Weakness: CWE-78

Which versions are affected by CVE-2024-8809?

It affects 1 product.

Products include Cohesive Vns3.

How do I fix CVE-2024-8809?

No fix has been published for CVE-2024-8809 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-2024-8809 being exploited?

There is no known exploitation of CVE-2024-8809 in the wild and no public exploit code.

Sources

Also known as GHSA-4q65-36r7-c56m.