CVE-2025-51986

State: Published
Severity: 7.5 High
Published: Aug 14, 2025
Updated: Aug 14, 2025
Reserved: Jun 16, 2025

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.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://gist.github.com/jyjsunny/a9743a718ed3081b034c11201803f6b4

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