Description
After successful authentication as a user in multiple Codesys products in multiple versions, specific crafted remote communication requests can cause the CmpAppBP component to overwrite a heap-based buffer, which can lead to a denial-of-service condition.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| CODESYS | CODESYS Control for BeagleBone SL | < V4.10.0.0 | V4.10.0.0 |
| CODESYS | CODESYS Control for emPC-A/iMX6 SL | < V4.10.0.0 | V4.10.0.0 |
| CODESYS | CODESYS Control for IOT2000 SL | < V4.10.0.0 | V4.10.0.0 |
| CODESYS | CODESYS Control for Linux SL | < V4.10.0.0 | V4.10.0.0 |
| CODESYS | CODESYS Control for PFC100 SL | < V4.10.0.0 | V4.10.0.0 |
| CODESYS | CODESYS Control for PFC200 SL | < V4.10.0.0 | V4.10.0.0 |
| CODESYS | CODESYS Control for PLCnext SL | < V4.10.0.0 | V4.10.0.0 |
| CODESYS | CODESYS Control for Raspberry Pi SL | < V4.10.0.0 | V4.10.0.0 |
| CODESYS | CODESYS Control for WAGO Touch Panels 600 SL | < V4.10.0.0 | V4.10.0.0 |
| CODESYS | CODESYS Control RTE (for Beckhoff CX) SL | < V3.5.19.20 | V3.5.19.20 |
| CODESYS | CODESYS Control RTE (SL) | < V3.5.19.20 | V3.5.19.20 |
| CODESYS | CODESYS Control Runtime System Toolkit | < V3.5.19.20 | V3.5.19.20 |
| CODESYS | CODESYS Control Win (SL) | < V3.5.19.20 | V3.5.19.20 |
| CODESYS | CODESYS Development System V3 | < V3.5.19.20 | V3.5.19.20 |
| CODESYS | CODESYS HMI (SL) | < V3.5.19.20 | V3.5.19.20 |
| CODESYS | CODESYS Safety SIL2 Runtime Toolkit | < V3.5.19.20 | V3.5.19.20 |
Advisories 14
- 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
- ICSA-26-020-02 Schneider Electric devices using CODESYS Runtime CISA ICS & IT advisories · Jan 20, 2026
- SEVD-2023-192-04 CODESYS Runtime Vulnerabilities Schneider Electric CPCERT · Dec 9, 2025
- 9AKK108470A9989 ABB MV Drives Affected by CODESYS RTS (Runtime System) Vulnerabilities ABB PSIRT · Apr 10, 2025
- ICSA-25-112-04 ABB MV Drives CISA ICS & IT advisories · Apr 10, 2025
- 9AKK108470A9494 Low Voltage DC Drives and Power Controllers CODESYS RTS Vulnerabilities ABB PSIRT · Mar 27, 2025
- 9AKK108470A9491 ABB ACS880 +N8010 Drives CODESYS RTS Vulnerabilities ABB PSIRT · Mar 27, 2025
- ICSA-25-093-04 ABB Low Voltage DC Drives and Power Controllers CODESYS RTS CISA ICS & IT advisories · Mar 26, 2025
- ICSA-25-093-03 ABB ACS880 Drives Containing CODESYS RTS CISA ICS & IT advisories · Mar 26, 2025
- WID-SEC-2024-0943 CODESYS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jan 7, 2025
- VDE-2023-068 WAGO: Multiple Vulnerabilities in e!Cockpit and e!Runtime / CODESYS Runtime CERT@VDE · May 21, 2024
- WID-SEC-2024-0134 ABB AC-500: Mehrere Schwachstellen ermöglichen Denial of Service BSI CERT-Bund (WID) · Jan 16, 2024
- VDE-2023-019 CODESYS: Multiple Vulnerabilities in CmpApp CmpAppBP and CmpAppForce CERT@VDE · Aug 3, 2023