Critical severity9.0NVD Advisory· Published Sep 18, 2024· Updated Jun 17, 2026
CVE-2024-34026
CVE-2024-34026
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.
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Affected products
3- cpe:2.3:o:openplcproject:openplc_v3_firmware:2024-04-04:*:*:*:*:*:*:*
- Range: b4702061dc14d1024856f71b4543298d77007b88
- Range: b4702061dc14d1024856f71b4543298d77007b88
Patches
Vulnerability mechanics
References
2- talosintelligence.com/vulnerability_reports/TALOS-2024-2005nvdExploitThird Party Advisory
- www.talosintelligence.com/vulnerability_reports/TALOS-2024-2005nvd
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