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OPCFoundation.NetStandard.Opc.Ua.Core buffer-management vulnerability

High severity GitHub Reviewed Published Jul 6, 2024 to the GitHub Advisory Database • Updated Jul 8, 2024

Package

nuget OPCFoundation.NetStandard.Opc.Ua.Core (NuGet)

Affected versions

< 1.5.374.54

Patched versions

1.5.374.54

Description

A buffer-management vulnerability in OPC Foundation OPCFoundation.NetStandard.Opc.Ua.Core before 1.5.374.54 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

Published by the National Vulnerability Database Jul 5, 2024
Published to the GitHub Advisory Database Jul 6, 2024
Reviewed Jul 8, 2024
Last updated Jul 8, 2024

Severity

High
7.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CVE ID

CVE-2024-33862

GHSA ID

GHSA-4q2p-hwmr-qcxc
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