| Package | Affected versions | Patched versions |
|---|---|---|
| opc | ≤ 5.30 | |
| opc ua c++ software development kit | ≤ 6.20.1 | |
| secure integration server | ≤ 1.22 |
An uncaught exception issue discovered in Softing OPC UA C++ SDK before 6.30 for Windows operating system may cause the application to crash when the server wants to send an error packet, while socket is blocked on writing.
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