Description
The SysDrv3S driver in the CODESYS Control runtime system on Microsoft Windows allows any system user to read and write within restricted memory space.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| CODESYS | CODESYS Control RTE (SL) | V3.5.18.0 – < V3.5.18.0 | V3.5.18.0 |
| CODESYS | CODESYS Control RTE (for Beckhoff CX) SL | V3.5.18.0 – < V3.5.18.0 | V3.5.18.0 |
| CODESYS | CODESYS Control Win (SL) | V3.5.18.0 – < V3.5.18.0 | V3.5.18.0 |
| CODESYS | CODESYS Development System V3 | V3.5.18.0 – < V3.5.18.0 | V3.5.18.0 |
Advisories 3
- ICSA-26-076-01 CODESYS in Festo Automation Suite CISA ICS & IT advisories · Mar 17, 2026
- FSA-202601 Several CODESYS vulnerabilities in Festo Automation Suite CERT@VDE · Feb 26, 2026
- WID-SEC-2024-0943 CODESYS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jan 7, 2025