CODESYS Control DoS via Unauthenticated NULL Pointer Dereference

CVE Details

Basic Information

Title CODESYS Control DoS via Unauthenticated NULL Pointer Dereference
Type cve
Published 2025-08-04T08:04:34.981Z
Modified 2025-08-04T08:04:34.981Z

Product Information

Vendor CODESYS
Product Control RTE (SL)
Version 3.5.21.10

CVSS Information

Base Score 7.5 (HIGH)
Attack Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products

  • CODESYS Control RTE (SL) 3.5.21.10
  • CODESYS Control RTE (for Beckhoff CX) SL 3.5.21.10
  • CODESYS Control Win (SL) 3.5.21.10
  • CODESYS HMI (SL) 3.5.21.10
  • CODESYS Control for BeagleBone SL 4.16.0.0
  • CODESYS Control for emPC-A/iMX6 SL 4.16.0.0
  • CODESYS Control for IOT2000 SL 4.16.0.0
  • CODESYS Control for Linux ARM SL 4.16.0.0
  • CODESYS Control for Linux SL 4.16.0.0
  • CODESYS Control for PFC100 SL 4.16.0.0
  • CODESYS Control for PFC200 SL 4.16.0.0
  • CODESYS Control for PLCnext SL 4.16.0.0
  • CODESYS Control for Raspberry Pi SL 4.16.0.0
  • CODESYS Control for WAGO Touch Panels 600 SL 4.16.0.0
  • CODESYS Virtual Control SL 4.16.0.0

Additional Information

CWE List CWE-476
Source CERTVDE

Description

An unauthenticated remote attacker may trigger a NULL pointer dereference in the affected CODESYS Control runtime systems by sending specially crafted communication requests, potentially leading to a denial-of-service (DoS) condition.

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