CVE-2026-67866

Published: Aug 5, 2026Modified: Aug 31, 2026Deferred

7.5

Vector

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

Exploitability: 3.9 / Impact: 3.6

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

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

Related CWEs

CWE-121

Stack-based Buffer Overflow

A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).

References (5)

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

Source: cve@mitre.org

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

Source: cve@mitre.org

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

Source: cve@mitre.org

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

Source: cve@mitre.org

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

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

Timeline

No history available yet.