CVE-2025-41739

Summary

An unauthenticated remote attacker, who beats a race condition, can exploit a flaw in the communication servers of the CODESYS Control runtime system on Linux and QNX to trigger an out-of-bounds read via crafted socket communication, potentially causing a denial of service.

Affected Software

VendorProductVersion RangeStatus
CODESYSCODESYS PLCHandler3.5.21.0 < 3.5.21.40affected
CODESYSCODESYS Remote Target Visu3.5.21.0 < 3.5.21.40affected
CODESYSCODESYS Runtime Toolkit3.5.21.0 < 3.5.21.40affected
CODESYSCODESYS Control for BeagleBone SL4.15.0.0 < 4.19.0.0affected
CODESYSCODESYS Control for emPC-A/iMX6 SL4.15.0.0 < 4.19.0.0affected
CODESYSCODESYS Control for IOT2000 SL4.15.0.0 < 4.19.0.0affected
CODESYSCODESYS Control for Linux ARM SL4.15.0.0 < 4.19.0.0affected
CODESYSCODESYS Control for Linux SL4.15.0.0 < 4.19.0.0affected
CODESYSCODESYS Control for PFC100 SL4.15.0.0 < 4.19.0.0affected
CODESYSCODESYS Control for PFC200 SL4.15.0.0 < 4.19.0.0affected
CODESYSCODESYS Control for PLCnext SL4.15.0.0 < 4.19.0.0affected
CODESYSCODESYS Control for Raspberry Pi SL4.15.0.0 < 4.19.0.0affected
CODESYSCODESYS Control for WAGO Touch Panels 600 SL4.15.0.0 < 4.19.0.0affected
CODESYSCODESYS Edge Gateway for Linux4.15.0.0 < 4.19.0.0affected
CODESYSCODESYS TargetVisu for Linux SL4.15.0.0 < 4.19.0.0affected
CODESYSCODESYS Virtual Control SL4.15.0.0 < 4.19.0.0affected

Weaknesses

  • CWE-125: CWE-125 Out-of-bounds Read

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References