CVE-2024-10918: Stack-based Buffer Overflow in libmodbus library

Published Feb 27, 2025

Updated

Stack-based Buffer Overflow vulnerability in libmodbus v3.1.10 allows to overflow the buffer allocated for the Modbus response if the function tries to reply to a Modbus request with an unexpected length.

Affected Software

2 affected components

libmodbus libmodbus

libmodbus libmodbus=3.1.10

Remediation

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade libmodbus to a version that resolves this vulnerability.
Fixed in v3.1.11

Event History

Feb 27, 2025

CVE Published

via MITRE·11:44 AM

Data Sourced

via MITRE·11:44 AM

RemedyDescriptionSeverityWeakness

Data Sourced

via NVD·12:15 PM

DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

What is the severity of CVE-2024-10918?

CVE-2024-10918 has a high severity rating due to its potential to cause a stack-based buffer overflow.

How do I fix CVE-2024-10918?

To fix CVE-2024-10918, update libmodbus to the latest version that addresses this vulnerability.

What systems are affected by CVE-2024-10918?

CVE-2024-10918 affects all installations of libmodbus v3.1.10.

What type of attack can CVE-2024-10918 enable?

CVE-2024-10918 can enable attackers to execute arbitrary code or crash the application due to the buffer overflow.

Is there a workaround for CVE-2024-10918 if immediate patching isn't possible?

If patching isn't possible for CVE-2024-10918, limiting access to the Modbus interface may help mitigate the risk.