CVE-2024-36981 — HIGH (7.5)

Vulnerability Description

An out-of-bounds read vulnerability exists in the OpenPLC Runtime EtherNet/IP PCCC parser functionality of OpenPLC_v3 b4702061dc14d1024856f71b4543298d77007b88. A specially crafted network request can lead to denial of service. An attacker can send a series of EtherNet/IP requests to trigger this vulnerability.This is the final instance of the incorrect comparison.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Openplcproject	Openplc V3 Firmware	2024-04-04

Related Weaknesses (CWE)

CWE-125

References

https://talosintelligence.com/vulnerability_reports/TALOS-2024-2004ExploitThird Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2024-2004

FAQ

What is CVE-2024-36981?

CVE-2024-36981 is a vulnerability with a CVSS score of 7.5 (HIGH). An out-of-bounds read vulnerability exists in the OpenPLC Runtime EtherNet/IP PCCC parser functionality of OpenPLC_v3 b4702061dc14d1024856f71b4543298d77007b88. A specially crafted network request can ...

How severe is CVE-2024-36981?

CVE-2024-36981 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2024-36981?

Check the references section above for vendor advisories and patch information. Affected products include: Openplcproject Openplc V3 Firmware.