CVE-2025-41739
Unknown Unknown - Not Provided

BaseFortify

Publication date: 2025-12-01

Last updated on: 2025-12-01

Assigner: CERT VDE

Description
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.

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Meta Information

Published
2025-12-01
Last Modified
2025-12-01
Generated
2026-07-06
AI Q&A
2025-12-01
EPSS Evaluated
2026-07-05
NVD
CVE-2025-41739

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
codesys control_runtime *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-125 The product reads data past the end, or before the beginning, of the intended buffer.

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Executive Summary

This vulnerability allows an unauthenticated remote attacker to exploit a race condition flaw in the communication servers of the CODESYS Control runtime system on Linux and QNX. By sending specially crafted socket communication, the attacker can trigger an out-of-bounds read, which may lead to a denial of service.

Impact Analysis

The vulnerability can cause a denial of service by triggering an out-of-bounds read in the affected system, potentially disrupting the normal operation of the CODESYS Control runtime system.

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