CVE-2020-8867
7.5 · HIGHOverview
CVE-2020-8867 is a high-severity vulnerability affecting opcfoundation unified_architecture_.net-standard. It was published on April 22, 2020 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of OPC Foundation UA .NET Standard 1.04.358.30. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of sessions. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this vulnerability to create a denial-of-service condition against the application. Was ZDI-CAN-10295.
Remediation
Check the references section for vendor advisories and patches from opcfoundation. Update unified_architecture_.net-standard to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| opcfoundation | unified_architecture_.net-standard | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2020-8867?
CVE-2020-8867 is a high-severity vulnerability affecting opcfoundation unified_architecture_.net-standard. It was published on April 22, 2020 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2020-8867?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2020-8867?
Check the references section for vendor advisories and patches from opcfoundation. Update unified_architecture_.net-standard to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2020-8867?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-8867 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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