| Package | Affected versions | Patched versions |
|---|---|---|
| opc da server | ≥ 3.0.0, < 3.5.18.20 | 3.5.18.20 |
The CODESYS OPC DA Server prior V3.5.18.20 stores PLC passwords as plain text in its configuration file so that it is visible to all authorized Microsoft Windows users of the system.
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