CVE-2021-42577

CVE-2021-42577 affects Softing OPC UA C++ SDK prior to version 5.70. The vulnerability arises from a malformed OPC/UA message abort packet that causes the client to crash due to a NULL pointer dereference. Reported in CVE entries and corroborated by multiple sources, including NVD, which lists th...

CVE-2023-27334

CVE-2023-27334 concerns the Softing edgeConnector Siemens product. The flaw exists in the handling of OPC UA ConditionRefresh requests, allowing remote attackers to exhaust server resources by sending a large number of requests, resulting in a denial-of-service condition. Authentication is not re...