CVE-2025-51986

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CVSS 3.1

7.5 high

EPSS

<1%p26

Published

Aug 14, 2025 (Aug 14, 2025)

Modified

Jun 17, 2026

Description

An issue was discovered in the demo/LINUXTCP implementation of cwalter-at freemodbus v.2018-09-12 allowing attackers to reach an infinite loop via a crafted length value for a packet.

Weakness: CWE-835
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.3%)

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