What is CVE-2024-39590?

CVE-2024-39590 is a high-severity vulnerability in Openplc V3, classified under Incorrect Type Conversion or Cast. CVSS score: 7.5/10. Published 2024-09-18.

How severe is CVE-2024-39590?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Openplc V3

CVE-2024-39590

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_Write_Reply` function

EPSS: 0.010 (61.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Openplc Openplc_v3 — versions 16bf8bac1a36d95b73e7b8722d0edb8b9c5bb56a
Openplcproject Openplc_v3_firmware — versions 2024-05-28

Weakness classification (CWE)

CWE-704 — Incorrect Type Conversion or Cast

References

talos-cna@cisco.com (Exploit, Third Party Advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2024-39590?: CVE-2024-39590 is a high-severity vulnerability in Openplc V3, classified under Incorrect Type Conversion or Cast. CVSS score: 7.5/10. Published 2024-09-18.
How severe is CVE-2024-39590?: High severity. CVSS v3 base score is 7.5 out of 10.