CVE-2024-39589

high

Description

Multiple invalid pointer dereference vulnerabilities exist in the OpenPLC Runtime EtherNet/IP parser functionality of OpenPLC_v3 16bf8bac1a36d95b73e7b8722d0edb8b9c5bb56a. A specially crafted EtherNet/IP request can lead to denial of service. An attacker can send a series of EtherNet/IP requests to trigger these vulnerabilities.This instance of the vulnerability occurs within the `Protected_Logical_Read_Reply` function

References

References
More

https://www.securityweek.com/remote-code-execution-dos-vulnerabilities-patched-in-openplc/

https://securityaffairs.com/168953/ics-scada/openplc-critical-flaw.html?web_view=true

https://securityaffairs.com/168953/ics-scada/openplc-critical-flaw.html

https://blog.talosintelligence.com/talos-discovers-denial-of-service-vulnerability-in-microsoft-audio-bus-potential-remote-code-execution-in-popular-open-source-plc/

https://www.talosintelligence.com/vulnerability_reports/TALOS-2024-2016

https://talosintelligence.com/vulnerability_reports/TALOS-2024-2016

Details

Source: Mitre, NVD

Published: 2024-09-18

Updated: 2025-11-04

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.00255