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
| Product | Affected versions | Fixed in |
|---|---|---|
| cwalter freemodbus | 2018-09-12 | — |
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