CVE-2024-33862 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00644.

Exploitation none

Automatable yes

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

No data.

No data.

No data.

Project Subscriptions

Vendors	Products
Opcfoundation Subscribe	Ua-.netstandard Subscribe

Advisories

Source	ID	Title
Github GHSA	GHSA-4q2p-hwmr-qcxc	OPCFoundation.NetStandard.Opc.Ua.Core buffer-management vulnerability

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

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

History

Thu, 26 Feb 2026 12:15:00 +0000

Type	Values Removed	Values Added
First Time appeared		Opcfoundation Opcfoundation ua-.netstandard
CPEs		cpe:2.3:a:opcfoundation:ua-.netstandard::::::::
Vendors & Products		Opcfoundation Opcfoundation ua-.netstandard
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2024-07-05T00:00:00.000Z

Updated: 2024-08-02T02:42:59.324Z

Reserved: 2024-04-27T00:00:00.000Z

Link: CVE-2024-33862

Vulnrichment

Updated: 2024-08-02T02:42:59.324Z

NVD

Status : Awaiting Analysis

Published: 2024-07-05T23:15:10.050

Modified: 2024-11-21T09:17:36.807

Link: CVE-2024-33862

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-770

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