CVE-2024-36980

HIGH
7.5
CVSS Score
Published: September 18, 2024 at 02:35 PM UTC
Updated: June 17, 2026 at 07:37 AM UTC
3 products affected across 2 vendorsOpenplc V3 FirmwareOpenPLC_v3OpenPLC_v3

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Severity
HIGH7.5
Exploit prediction
EPSS 1%
SSVC
PoC

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 first instance of the incorrect comparison.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

2024-4-4b4702061dc14d1024856f71b4543298d77007b88
b4702061dc14d1024856f71b4543298d77007b88

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHtalos
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-125

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