Invalid Pointer Dereference Vulnerabilities in OpenPLC Runtime by OpenPLC
CVE-2024-39589

7.5HIGH

Key Information:

Vendor

Openplc

Status
Openplc V3
Vendor
CVE Published:
18 September 2024

What is CVE-2024-39589?

Multiple invalid pointer dereference vulnerabilities exist within the EtherNet/IP parser functionality of OpenPLC Runtime. Malicious attackers can exploit this vulnerability by sending specially crafted EtherNet/IP requests, potentially leading to a denial of service. Specifically, these vulnerabilities reside in the Protected_Logical_Read_Reply function, where improper handling of input can create a significant risk for affected systems. Users are advised to apply appropriate security measures to mitigate potential attacks leveraging these vulnerabilities.

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Affected Version(s)

OpenPLC_v3 16bf8bac1a36d95b73e7b8722d0edb8b9c5bb56a

References

https://talosintelligence.com/vulnerability_reports/TALOS...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

JSON
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