CVE-2024-34026

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.

Score

CVSS 3.1 9.8 Critical

Status

Modified - talos-cna@cisco.com

Published

2024-09-18

Last modified

2024-09-18

Weaknesses

CWE-121, CWE-787

Affected products

• Openplc V3 (Openplc)
• Openplc V3 (Openplcproject)
• Openplc V3 Firmware (Openplcproject)

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2024-2005
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2024-2005