OPCFoundation.NetStandard.Opc.Ua.Core buffer-management vulnerability
A buffer-management vulnerability in OPC Foundation OPCFoundation.NetStandard.Opc.Ua.Core before 1.5.374.54 could allow remote attackers to exhaust memory resources. It is triggered when the system receives an excessive number of messages from a remote source. This could potentially lead to a denial of service (DoS) condition, disrupting the normal operation of the system.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| .NET (NuGet) | OPCFoundation.NetStandard.Opc.Ua.Core | < 1.5.374.54 | 1.5.374.54 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2024-33862
- https://github.com/OPCFoundation/UA-.NETStandard/commit/52d4492ccc928f128e7a38857fdf58d94e1e652b
- https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2024-33862.pdf
- https://github.com/OPCFoundation/UA-.NETStandard
- https://github.com/OPCFoundation/UA-.NETStandard/releases/tag/1.5.374.54
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H- Weakness (CWE)
CWE-770- Platform
- .NET (NuGet)
- Package
OPCFoundation.NetStandard.Opc.Ua.Core- Disclosed
- 06.07.2024
- Updated
- 11.10.2026 11:23
Sources and licenses
OSV / GitHub Advisory Database - GHSA-4q2p-hwmr-qcxc - CC BY 4.0
Vulnerability history: OPCFoundation.NetStandard.Opc.Ua.Core
All published vulnerabilities of this package (.NET (NuGet)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 11
- First → latest
- 11.2021 03.2025
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 7
- Medium 4
Disclosures per year
- 2021: 1
- 2022: 5
- 2023: 1
- 2024: 3
- 2025: 1
- 2026: 0
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OPCFoundation.NetStandard.Opc.Ua.Core buffer-management vulnerability this entry
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