CODESYS Heap-based Buffer Overflow in multiple products

6.5 CVSS

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Vladimir Tokarev, Section 52, Azure IoT Security at Microsoft

References

https://cert.vde.com/en/advisories/VDE-2023-019/

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Affected Vendor

CODESYS

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Affected Software

CODESYS Control for BeagleBone SL, CODESYS Control for emPC-A/iMX6 SL, CODESYS Control for IOT2000 SL, CODESYS Control for Linux SL, CODESYS Control for PFC100 SL, CODESYS Control for PFC200 SL, CODESYS Control for PLCnext SL, CODESYS Control for Raspberry Pi SL, CODESYS Control for WAGO Touch Panels 600 SL, CODESYS Control RTE (for Beckhoff CX) SL, CODESYS Control RTE (SL), CODESYS Control Runtime System Toolkit, CODESYS Control Win (SL), CODESYS Development System V3, CODESYS HMI (SL), CODESYS Safety SIL2 Runtime Toolkit

Vulnerable Versions: