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CVE-2024-34026

Date: September 18, 2024

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.

Severity Score

Related Resources (4)

https://www.talosintelligence.com/vulnerability_reports/TALOS-2024-2005
https://nvd.nist.gov/vuln/detail/CVE-2024-34026
https://talosintelligence.com/vulnerability_reports/TALOS-2024-2005
https://www.mend.io/vulnerability-database/CVE-2024-34026

Severity Score

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Stack-based Buffer Overflow

CWE-121

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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