CVE-2024-33862

HIGH

OPCFoundation.NetStandard.Opc.Ua.Core < 1.5.374.54 - Denial of Service via Excessive Message Buffer Allocation

Title source: llm

Description

A buffer-management vulnerability in OPC Foundation OPCFoundation.NetStandard.Opc.Ua.Core before 1.05.374.54 could allow remote attackers to exhaust memory resources. It is triggered when the system receives an excessive number of messages from a remote source. This could potentially lead to a denial of service (DoS) condition, disrupting the normal operation of the system.

References (1)

Core 1

Core References

Various Sources

https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2024-33862.pdf

Scores

CVSS v3 7.5

EPSS 0.0064

EPSS Percentile 70.9%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

CWE

CWE-770

Status published

Products (1)

nuget/OPCFoundation.NetStandard.Opc.Ua.Core 0 - 1.5.374.54NuGet

Published Jul 05, 2024

Tracked Since Feb 18, 2026