CVEvulnerability
CVE-2026-67868
9.8 CRITICAL
Official page ↗
- Status
- Deferred
- Published
- 2026-08-17
- Last modified
- 2026-09-09
- Assigner
- [email protected]
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-122
Description
A heap-based out-of-bounds write vulnerability exists in S2OPC 1.7.3 in server-side EventFilter handling during CreateMonitoredItems processing. This allows a remote attacker to execute arbitrary code.
Related
Weakness · CWE (1)
- CWE-122 Heap-based Buffer Overflow weakness
References
- https://github.com/gff-cw/information/issues/16 github.com
- https://github.com/systerel/S2OPC/blob/b4c5c7d63cd69698461d514b905a7c92b3c377c4/src/ClientServer/services/b2c/monitored_item_event_filter_treatment_bs.c github.com
- https://github.com/systerel/S2OPC/blob/b4c5c7d63cd69698461d514b905a7c92b3c377c4/src/ClientServer/services/b2c/monitored_item_event_filter_where_clause_bs.c github.com
- https://github.com/systerel/S2OPC/tree/S2OPC_Toolkit_1.7.3/samples/ClientServer/demo_server_alarms github.com
- https://gitlab.com/systerel/S2OPC/-/work_items/1779 gitlab.com
- https://github.com/gff-cw/information/issues/16 github.com