PT-2018-3556 · Opc Foundation · Opc Ua .Net Legacy Stack+1

Publicado

2018-06-13

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Atualizado

2019-06-10

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CVE-2018-7559

CVSS v3.1

5.3

Média

VetorAV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Name of the Vulnerable Software and Affected Versions: OPC UA .NET Standard Stack and Sample Code versions before GitHub commit 2018-04-12 OPC UA .NET Legacy Stack and Sample Code versions before GitHub commit 2018-03-13
Description: A vulnerability in OPC UA applications allows a remote attacker to determine a Server's private key by sending carefully constructed bad UserIdentityTokens as part of an oracle attack. The issue is related to errors in managing cryptographic keys, which can allow an attacker to disclose protected information.
Recommendations: For OPC UA .NET Standard Stack and Sample Code versions before GitHub commit 2018-04-12, update to a version after GitHub commit 2018-04-12 to resolve the issue. For OPC UA .NET Legacy Stack and Sample Code versions before GitHub commit 2018-03-13, update to a version after GitHub commit 2018-03-13 to resolve the issue.

Correção

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Enumeração de Fraquezas

Identificadores relacionados

BDU:2020-04651
CVE-2018-7559
GHSA-GR4C-5RQ6-CGH3

Produtos afetados

Opc Ua .Net Legacy Stack
Opc Ua .Net Standard Stack