CVEvulnerability

CVE-2019-19135

7.4 HIGH Published 2020-03-16 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2020-03-16
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.4 HIGH — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS 2.0 ([email protected])
5.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:N
Weaknesses
CWE-330

Description

In OPC Foundation OPC UA .NET Standard codebase 1.4.357.28, servers do not create sufficiently random numbers in OPCFoundation.NetStandard.Opc.Ua before 1.4.359.31, which allows man in the middle attackers to reuse encrypted user credentials sent over the network.

Affected configurations

• opcfoundation netstandard.opc.ua (< 1.4.359.31) • opcfoundation ua-.netstandard 1.4.357.28

Related

Weakness · CWE (1)

  • CWE-330 Use of Insufficiently Random Values weakness

References