CVE-2023-37553

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

In multiple versions of multiple Codesys products, after successful authentication as a user, specific crafted network communication requests with inconsistent content can cause the CmpAppBP component to read internally from an invalid address, potentially leading to a denial-of-service condition. This vulnerability is different to CVE-2023-37552, CVE-2023-37554, CVE-2023-37555 and CVE-2023-37556.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-20

Affected software

Vendor	Product	Versions
CODESYS	CODESYS Control for BeagleBone SL	< V4.10.0.0
CODESYS	CODESYS Control for emPC-A/iMX6 SL	< V4.10.0.0
CODESYS	CODESYS Control for IOT2000 SL	< V4.10.0.0
CODESYS	CODESYS Control for Linux SL	< V4.10.0.0
CODESYS	CODESYS Control for PFC100 SL	< V4.10.0.0
CODESYS	CODESYS Control for PFC200 SL	< V4.10.0.0
CODESYS	CODESYS Control for PLCnext SL	< V4.10.0.0
CODESYS	CODESYS Control for Raspberry Pi SL	< V4.10.0.0
CODESYS	CODESYS Control for WAGO Touch Panels 600 SL	< V4.10.0.0
CODESYS	CODESYS Control RTE (for Beckhoff CX) SL	< V3.5.19.20
CODESYS	CODESYS Control RTE (SL)	< V3.5.19.20
CODESYS	CODESYS Control Runtime System Toolkit	< V3.5.19.20
CODESYS	CODESYS Control Win (SL)	< V3.5.19.20
CODESYS	CODESYS Development System V3	< V3.5.19.20
CODESYS	CODESYS HMI (SL)	< V3.5.19.20
CODESYS	CODESYS Safety SIL2 Runtime Toolkit	< V3.5.19.20

References

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

Timeline

Published: Aug 3, 2023
Last modified: Jun 17, 2026
NVD status: Modified

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