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Security Advisories: GSA_kwCzR0hTQS00cTJwLWh3bXItcWN4Y84AA9nF

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.

Permalink: https://github.com/advisories/GHSA-4q2p-hwmr-qcxc
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS00cTJwLWh3bXItcWN4Y84AA9nF
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: 6 months ago
Updated: 5 months ago

CVSS Score: 7.5
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Percentage: 0.00043
EPSS Percentile: 0.10511

Identifiers: GHSA-4q2p-hwmr-qcxc, CVE-2024-33862
References:

• https://nvd.nist.gov/vuln/detail/CVE-2024-33862
• https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2024-33862.pdf
• https://github.com/OPCFoundation/UA-.NETStandard/commit/52d4492ccc928f128e7a38857fdf58d94e1e652b
• https://github.com/OPCFoundation/UA-.NETStandard/releases/tag/1.5.374.54
• https://github.com/advisories/GHSA-4q2p-hwmr-qcxc

Repository: https://github.com/OPCFoundation/UA-.NETStandard
Blast Radius: 1.0

Affected Packages