CVE-2026-67866

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

References

https://gitlab.com/systerel/S2OPC/-/work_items/1780

https://github.com/systerel/S2OPC/blob/master/src/ClientServer/frontend/client_wrapper/internal/state_machine.c

https://github.com/systerel/S2OPC/blob/master/samples/ClientServer/client_wrapper/examples/subscribe.c

https://github.com/gff-cw/information/issues/16

Details

Source: Mitre, NVD

Risk Information

CVSS v2

CVSS v3