CVE-2025-51986

High

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.

SeverityHigh
CVSS7.5
Exploit probability—
ProductCwalter Freemodbus
PublishedAug 14, 2025
First seenAug 14, 2025
Weakness typeCWE-835CWE-835

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
cwalter freemodbus2018-09-12—

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CVE-2025-51986 · Cwalter Freemodbus · Dark Radar