Vendor
Systerel
8 known vulnerabilities.
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Medium 5.3CVE-2026-90782 Public exploit
S2OPC through 1.7.3 NULL Pointer Dereference in alloc_notification_message_items()
S2OPC through 1.7.3 contains a null pointer dereference in msg_subscription_publish_bs__alloc_notification_message_items() where a failed allocation for DataChangeNotification is overwritten by a successful allocation for EventNotificationList. Attackers can …
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Medium 4.3
Systerel S2OPC subscription_mgr.c use after free
A vulnerability was identified in Systerel S2OPC up to 1.7.3. The impacted element is the function monitored_item_event_filter_treatment_bs__init_event_filter_ctx_and_result of the file src/ClientServer/services/bgenc/subscription_mgr.c. Such manipulation of …
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Medium 4.3
Systerel S2OPC String Array Range Writing sopc_builtintypes.c set_range_matrix_on_string_array out-of-bounds
A vulnerability was determined in Systerel S2OPC up to 1.7.3. The affected element is the function set_range_matrix_on_string_array of the file src/Common/opcua_types/sopc_builtintypes.c of the component String Array Range Writing. This manipulation causes ou…
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Medium 5.6
Improper Certificate Validation in S2OPC
Improper validity period check for root issuer certificate in CycloneCrypto cryptographic wrapper of S2OPC allows a certificate issued by this root issuer to be considered trusted
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Medium 5.6
Improper Check for Certificate Revocation in S2OPC
Check for certificate revocation only considers the first matching CRL and ignores other valid CRLs of the same CA in the CycloneCrypto cryptographic wrapper of S2OPC library. It might allow connection between an OPC UA client and server using a revoked certi…