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Tool Directory

CVE-2022-1068

HighPublished

Modbus Tools Modbus Slave Stack-Based Buffer Overflow

Published: Apr 1, 2022
Updated: Apr 16, 2025
Assigning CNA: icscert
Evidence observed: Aug 5, 2026

Primary CVSS

7.5/ 10High

nvd · CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS probability estimate

1.0%

Low · next 30 days

Percentile: 59.6%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Modbus Tools Modbus Slave (versions 7.4.2 and prior) is vulnerable to a stack-based buffer overflow in the registration field. This may cause the program to crash when a long character string is used.

Sources

CVE-2022-1068PoC
Modbus Slave缓冲区溢出漏洞CVE-2022-1068分析与复现

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