Memory Allocation with Excessive Size Value Affecting opcfoundation.netstandard.opc.ua package, versions [,1.4.368.58)


0.0
high

Snyk CVSS

    Attack Complexity Low
    Availability High

    Threat Intelligence

    EPSS 0.17% (54th percentile)
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NVD
7.5 high

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  • Snyk ID SNYK-DOTNET-OPCFOUNDATIONNETSTANDARDOPCUA-2932029
  • published 19 Jun 2022
  • disclosed 17 Jun 2022
  • credit Uriya Yavnieli

How to fix?

Upgrade OPCFoundation.NetStandard.Opc.Ua to version 1.4.368.58 or higher.

Overview

OPCFoundation.NetStandard.Opc.Ua is a package that contains the OPC UA reference implementation and is targeting the .NET Standard Library.

Affected versions of this package are vulnerable to Memory Allocation with Excessive Size Value. This vulnerability allows a malicious client to cause a server to trigger an out of memory exception with a carefully crafted message.