EUVD-2026-53679

Buffer Overflow vulnerability in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the AddNodes, addressspacebs.c, sopcnodemgthelperinternal.c, and toolkittestserver...

EUVD-2026-53670

Buffer Overflow vulnerability in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the Alarm/Conditions wrapper when processing PublishResponse EventNotificationList data...

CVE-2026-67872

An issue in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the event monitored-item queue resize handling...

CVE-2026-67871

Buffer Overflow vulnerability in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the AddNodes, addressspacebs.c, sopcnodemgthelperinternal.c, and toolkittestserver...

CVE-2026-67866

Buffer Overflow vulnerability in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the LockedStaMacProcessMsgDeleteMonitoredItemsResponse and SOPCStaMacNewDeleteMonitoredItems in the client wrapper DeleteMonitoredItems path...

CVE-2026-67867

Buffer Overflow vulnerability in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the Alarm/Conditions wrapper when processing PublishResponse EventNotificationList data...

CVE-2026-67865

S2OPC 1.7.3 contains an out-of-bounds read in RepublishResponse handling. This allows a remote attacker to cause a denial of service...

CVE-2026-67867

Systerel S2OPC 1.7.3 is affected by a Buffer Overflow vulnerability in the Alarm/Conditions wrapper when processing PublishResponse EventNotificationList data. The issue can be triggered remotely to cause a denial of service. The available documents confirm the affected product/version and the un...

CVE-2026-67872

Technical details about CVE-2026-67872 are not publicly available in the provided documents (no affected versions beyond 1.7.3, no root cause, impact specifics, or fix information). Monitor for updates.

CVE-2026-67866

The CVE-2026-67866 entry concerns Systerel S2OPC 1.7.3, where a Buffer Overflow in the client wrapper DeleteMonitoredItems path—specifically via LockedStaMac_ProcessMsg_DeleteMonitoredItemsResponse and SOPC_StaMac_NewDeleteMonitoredItems—allows remote A to cause a Denial of Service. The affected ...

CVE-2026-67866

Buffer Overflow vulnerability in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the LockedStaMacProcessMsgDeleteMonitoredItemsResponse and SOPCStaMacNewDeleteMonitoredItems in the client wrapper DeleteMonitoredItems path...

CVE-2026-67871

CVE-2026-67871 affects Systerel S2OPC 1.7.3. The vulnerability is a buffer overflow in components used for node management (e.g., AddNodes) and related internal files (address_space_bs.c, sopc_node_mgt_helper_internal.c, toolkit_test_server). The entry indicates a remote attacker could cause a de...

CVE-2026-67865

S2OPC 1.7.3 contains an out-of-bounds read in RepublishResponse handling. This allows a remote attacker to cause a denial of service...

CVE-2026-67867

Buffer Overflow vulnerability in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the Alarm/Conditions wrapper when processing PublishResponse EventNotificationList data...

CVE-2026-67867

Buffer Overflow vulnerability in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the Alarm/Conditions wrapper when processing PublishResponse EventNotificationList data...

CVE-2026-67871

Buffer Overflow vulnerability in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the AddNodes, addressspacebs.c, sopcnodemgthelperinternal.c, and toolkittestserver...

CVE-2026-67872

An issue in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the event monitored-item queue resize handling...

CVE-2026-18790

A weakness has been identified in Systerel S2OPC up to 1.7.3. This affects the function LockedStaMacProcessMsgDeleteMonitoredItemsResponse of the file src/ClientServer/frontend/clientwrapper/internal/statemachine.c of the component DeleteMonitoredItemsRequest Handler. This manipulation causes...

EUVD-2026-52808

A weakness has been identified in Systerel S2OPC up to 1.7.3. This affects the function LockedStaMacProcessMsgDeleteMonitoredItemsResponse of the file src/ClientServer/frontend/clientwrapper/internal/statemachine.c of the component DeleteMonitoredItemsRequest Handler. This manipulation causes...

CVE-2026-18790

Systerel S2OPC up to 1.7.3 contains a vulnerability in LockedStaMac_ProcessMsg_DeleteMonitoredItemsResponse (src/ClientServer/frontend/client_wrapper/internal/state_machine.c, DeleteMonitoredItemsRequest Handler). The flaw enables an out-of-bounds read and can be exploited locally. Public exploit...