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HIGH

The OPC UA implementations (ANSI C and C++) in affected products contain an integer overflow vulnerability that could cause the application to run into an infinite loop during certificate validation

Published Sep 12, 2023

Description

The OPC UA implementations (ANSI C and C++) in affected products contain an integer overflow vulnerability that could cause the application to run into an infinite loop during certificate validation. This could allow an unauthenticated remote attacker to create a denial of service condition by sending a specially crafted certificate.

Affected products

Remediation

No remediation recorded yet.

Metrics

References (4)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner siemens
Published Sep 12, 2023
Updated Nov 11, 2025
Reserved Mar 24, 2023
CISA Vulnrichment
Updated Jun 25, 2025
NVD
Status Modified
Modified Jun 17, 2026
Red Hat
Severity n/a
Public date n/a