CVE-2023-39478 Softing Secure Integration Server Exposure of Resource to Wrong Sphere Remote Code Execution Vulnerability

Medium 6.6 Published 3 May 2024 Updated 2 Aug 2024

Remote attackers can bypass authentication and execute arbitrary code as root via improper validation in OPC FileDirectory namespaces.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-39478?

CVE-2023-39478 is a medium-severity vulnerability in Softing Secure Integration Server, published on 3 May 2024. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

Softing Secure Integration Server Exposure of Resource to Wrong Sphere Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Softing Secure Integration Server. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed.

The specific flaw exists within the handling of OPC FileDirectory namespaces. The issue results from the lack of proper validation of user-supplied data before using it to create a server object. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-20547.

Weakness: CWE-668

Which versions are affected by CVE-2023-39478?

It affects 1 product.

Products include Softing Secure Integration Server.

How do I fix CVE-2023-39478?

No fix has been published for CVE-2023-39478 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-39478 being exploited?

There is no known exploitation of CVE-2023-39478 in the wild and no public exploit code.

Sources

Also known as GHSA-f94j-9c53-2wh5.