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Status published
Medium
CVE-2021-45117
The OPC autogenerated ANSI C stack stubs (in the NodeSets)...
Vulnerability Description
The OPC autogenerated ANSI C stack stubs (in the NodeSets) do not handle all error cases. This can lead to a NULL pointer dereference.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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Affected Vendor
opcfoundation
View all reports →Affected Software
ua-nodeset, simatic net pc, sitop manager, telecontrol server basic
Vulnerable Versions:
0, 14, 15, 16, 17, 3.0
Timeline
Official Publish:
March 21st, 2022
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.