CVE-2020-29457
Improper Certificate Validation in OPCFoundation.NetStandard.Opc.Ua.Core
4.4
MEDIUM
CVSS 3.1
EPSS 0.13%
Description
A Privilege Elevation vulnerability in OPC UA .NET Standard Stack 1.4.363.107 allows attackers to establish a connection using invalid certificates.
How to fix CVE-2020-29457
To remediate CVE-2020-29457, upgrade the affected package to a fixed version below.
- NuGet/OPCFoundation.NetStandard.Opc.Ua.Core—upgrade to 1.4.365.10 or later
Is CVE-2020-29457 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.4.365.10
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.4 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N |