GitHub Advisoryadvisory · NuGet
GHSA-vpf7-r2fv-75m9 Uncontrolled Resource Consumption in OPC UA .NET Standard Reference Server
HIGH
Official page ↗
- Aliases
- CVE-2023-27321
- Ecosystem
- NuGet
- Packages
- OPCFoundation.NetStandard.Opc.Ua.Server
- Severity
- High
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-400
- Reviewed
- 2023-05-05
Affected packages
• NuGet OPCFoundation.NetStandard.Opc.Ua.Server: < 1.4.371.86 → fixed in 1.4.371.86
Description
This security update resolves a vulnerability in the OPC UA .NET Standard Reference Server that allows
remote attackers to send malicious requests that consume all memory available to the server.
https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-27321.pdf
Related
Alias · CVE (1)
- CVE-2023-27321 OPC Foundation UA .NET Standard ConditionRefresh Resource Exhaustion Denial-of-Service Vulnerability. vulnerability
Weakness · CWE (1)
- CWE-400 Uncontrolled Resource Consumption weakness
References
- https://github.com/OPCFoundation/UA-.NETStandard/security/advisories/GHSA-vpf7-r2fv-75m9 web
- https://nvd.nist.gov/vuln/detail/CVE-2023-27321 advisory
- https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-27321.pdf web
- https://github.com/OPCFoundation/UA-.NETStandard package
- https://www.zerodayinitiative.com/advisories/ZDI-23-548 web