CVE-2024-34026

PoC —

CVSS 3.1

9.8 critical

EPSS

2%p83

Published

Sep 18, 2024 (Sep 18, 2024)

Modified

Jun 17, 2026

Description

A stack-based buffer overflow vulnerability exists in the OpenPLC Runtime EtherNet/IP parser functionality of OpenPLC _v3 b4702061dc14d1024856f71b4543298d77007b88. A specially crafted EtherNet/IP request can lead to remote code execution. An attacker can send a series of EtherNet/IP requests to trigger this vulnerability.

Vendors: openplcproject
Products: openplc v3 firmware
Weakness: CWE-121, CWE-787
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (2.4%)

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