CVE-2023-32174: Unified Automation UaGateway NodeManagerOpcUa Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of U...

Summary

Unified Automation UaGateway NodeManagerOpcUa Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Unified Automation UaGateway. Authentication is required to exploit this vulnerability when the product ...

What to do

Update unified-automation uagateway to version 1.5.14.495 or later.

Affected software

Vendor	Product	Affected versions
unified-automation	uagateway	< 1.5.14.495 `cpe:2.3:a:unified-automation:uagateway::::::::`

Original advisory text

Unified Automation UaGateway NodeManagerOpcUa Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of U...

Unified Automation UaGateway NodeManagerOpcUa Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Unified Automation UaGateway. Authentication is required to exploit this vulnerability when the product is in its default configuration.

The specific flaw exists within the handling of NodeManagerOpcUa objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of SYSTEM.
. Was ZDI-CAN-20577.

References

https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txt Release Notes
https://www.zerodayinitiative.com/advisories/ZDI-23-780/ Third Party Advisory