High severity7.5GHSA Advisory· Published Jul 5, 2024· Updated Apr 15, 2026
CVE-2024-33862
CVE-2024-33862
Description
A buffer-management vulnerability in OPC Foundation OPCFoundation.NetStandard.Opc.Ua.Core before 1.05.374.54 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.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
OPCFoundation.NetStandard.Opc.Ua.CoreNuGet | < 1.5.374.54 | 1.5.374.54 |
Affected products
2- Range: < 1.5.374.54
Patches
Vulnerability mechanics
References
5- github.com/advisories/GHSA-4q2p-hwmr-qcxcghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2024-33862ghsaADVISORY
- files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2024-33862.pdfnvdWEB
- github.com/OPCFoundation/UA-.NETStandard/commit/52d4492ccc928f128e7a38857fdf58d94e1e652bghsaWEB
- github.com/OPCFoundation/UA-.NETStandard/releases/tag/1.5.374.54ghsaWEB
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