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CVE-2021-40873

HIGH CVSS: 7.5 Published: 2021-11-10 Modified: 2026-06-17

Description

An issue was discovered in Softing Industrial Automation OPC UA C++ SDK before 5.66, and uaToolkit Embedded before 1.40. Remote attackers to cause a denial of service (DoS) by sending crafted messages to a client or server. The server process may crash unexpectedly because of a double free, and must be restarted.

Affected Platforms

Softing Uatoolkit EmbeddedSofting Th ScopeSofting Datafeed Opc SuiteSofting EdgeconnectorSofting UagatesSofting OpcSofting Secure Integration Server

Weakness Type

CWE-415

References