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CVE-2020-29457

Good to know:

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Date: February 16, 2021

A Privilege Elevation vulnerability in OPC UA .NET Standard Stack 1.4.363.107 could allow a rogue application to establish a secure connection.

Language: C#

Severity Score

Related Resources (5)

https://www.nuget.org/packages/OPCFoundation.NetStandard.Opc.Ua/
https://opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2020-29457.pdf
https://nvd.nist.gov/vuln/detail/CVE-2020-29457
https://github.com/OPCFoundation/UA-.NETStandard
https://www.mend.io/vulnerability-database/CVE-2020-29457

Severity Score

Weakness Type (CWE)

Improper Certificate Validation

CWE-295

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): HIGH
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): HIGH
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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