Buffer overflow in Systerel S2opc
CVE-2026-18790
A weakness has been identified in Systerel S2OPC up to 1.7.3. This affects the function LockedStaMac_ProcessMsg_DeleteMonitoredItemsResponse of the file src/ClientServer/frontend/client_wrapper/internal/state_machine.c of the component Del…
Vulnerability class: Buffer Overflow
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Systerel S2opc — versions 1.7.0, 1.7.1, 1.7.2
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, vdb-entry)
- cna@vuldb.com (signature, permissions-required)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (issue-tracking)
- cna@vuldb.com (exploit)
Frequently asked questions
- What is CVE-2026-18790?
- CVE-2026-18790 is a low-severity vulnerability in Systerel S2opc, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 3.3/10. Published 2026-08-04.
- How severe is CVE-2026-18790?
- Low severity. CVSS v3 base score is 3.3 out of 10.