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CVE-2024-36980

Sept. 26, 2024, 8:53 p.m.

CVSS Score

7.5 / 10

Products Impacted

Vendor Product Versions
openplcproject
  • openplc_v3_firmware
  • 2024-04-04

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.

Weaknesses

CWE-125
Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

CWE ID: 125

Date

Published: Sept. 18, 2024, 3:15 p.m.

Last Modified: Sept. 26, 2024, 8:53 p.m.

Status : Analyzed

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

talos-cna@cisco.com

CPEs

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
o openplcproject openplc_v3_firmware 2024-04-04 / / / / / / /

CVSS Data

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Base Score
7.5
Exploitability Score
3.9
Impact Score
3.6
Base Severity
HIGH
CVSS Vector String

The CVSS vector string provides an in-depth view of the vulnerability metrics.

View Vector String

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

References