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      <title>CVE-2023-27336 — Softing edgeConnector Siemens OPC UA Server Null Pointer Dereference Denial-of-Service Vulnerability</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2023-27336</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Softing edgeConnector Siemens, softing edgeconnector&lt;/p&gt;
&lt;p&gt;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.&lt;/p&gt;
&lt;p&gt;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.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Softing edgeConnector Siemens, softing edgeconnector&lt;/p&gt;
&lt;p&gt;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.&lt;/p&gt;
&lt;p&gt;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.&lt;/p&gt;</content:encoded>
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