medium4.4
CVE-2020-29457
Improper Certificate Validation in OPCFoundation.NetStandard.Opc.Ua.Core
Impact
A Privilege Elevation vulnerability in OPC UA .NET Standard Stack 1.4.363.107 allows attackers to establish a connection using invalid certificates.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| nuget | OPCFoundation.NetStandard.Opc.Ua.Core | <= 1.4.365.2 | 1.4.365.10 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Opcfoundation | Ua-.Netstandard | before 1.4.365.10 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/OPCFoundation/UA-.NETStandard
- https://opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2020-29457.pdf
- https://www.nuget.org/packages/OPCFoundation.NetStandard.Opc.Ua/
- https://github.com/advisories/GHSA-mjww-934m-h4jw
- https://nvd.nist.gov/vuln/detail/CVE-2020-29457
- https://github.com/OPCFoundation/UA-.NETStandard/pull/1229
- https://github.com/OPCFoundation/UA-.NETStandard/pull/1229/commits/d815cfb972bd668c1b6e461f6ff97519d6b26f25