Vulnerability Description
Buffer Overflow vulnerability in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the LockedStaMac_ProcessMsg_DeleteMonitoredItemsResponse and SOPC_StaMac_NewDeleteMonitoredItems in the client wrapper DeleteMonitoredItems path
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/gff-cw/information/issues/16
- https://github.com/systerel/S2OPC/blob/master/samples/ClientServer/client_wrappe
- https://github.com/systerel/S2OPC/blob/master/src/ClientServer/frontend/client_w
- https://gitlab.com/systerel/S2OPC/-/work_items/1780
- https://github.com/gff-cw/information/issues/16
FAQ
What is CVE-2026-67866?
CVE-2026-67866 is a vulnerability with a CVSS score of 7.5 (HIGH). Buffer Overflow vulnerability in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the LockedStaMac_ProcessMsg_DeleteMonitoredItemsResponse and SOPC_StaMac_NewDeleteMonito...
How severe is CVE-2026-67866?
CVE-2026-67866 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-67866?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.