https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-09-29T11:53:11.921868+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2023-27336 CVE-2023-27336 — Softing edgeConnector Siemens OPC UA Server Null Pointer Dereference Denial-of-Service Vulnerability 2026-09-29T11:53:12.540915+00:00

Affected: Softing edgeConnector Siemens, softing edgeconnector

Softing edgeConnector Siemens OPC UA Server Null Pointer Dereference Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Softing edgeConnector Siemens. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the handling of OPC client certificates. The issue results from dereferencing a NULL pointer. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-20508.