CVE-2020-29457
MEDIUMCVSS 4.4/10EPSS 0.31%
Last modified
CVE-2020-29457 is a medium-severity vulnerability rated 4.4/10 on the CVSS scale. A Privilege Elevation vulnerability in OPC UA .NET Standard Stack 1.4.363.107 could allow a rogue application to establish a secure connection.. EPSS estimates a 0.31% chance of exploitation in the next 30 days.
Description
A Privilege Elevation vulnerability in OPC UA .NET Standard Stack 1.4.363.107 could allow a rogue application to establish a secure connection.
Metrics
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Opcfoundation | Ua-.Netstandard | < 1.4.365.10 |
References
- https://github.com/OPCFoundation/UA-.NETStandardThird Party Advisory
- https://www.nuget.org/packages/OPCFoundation.NetStandard.Opc.Ua/Product, Third Party Advisory
- https://github.com/OPCFoundation/UA-.NETStandardThird Party Advisory
- https://www.nuget.org/packages/OPCFoundation.NetStandard.Opc.Ua/Product, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-29457?
A Privilege Elevation vulnerability in OPC UA .NET Standard Stack 1.4.363.107 could allow a rogue application to establish a secure connection.
How severe is CVE-2020-29457?
CVE-2020-29457 has a CVSS score of 4.4/10 (MEDIUM severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.
How do I fix CVE-2020-29457?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-29457?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST