S2OPC through 1.7.3 NULL Pointer Dereference in alloc_notification_message_items()
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Systerel | S2OPC | unaffected |
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No data.
No data.
| Vendor | Product | Versions | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Systerel | S2opc |
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No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.570% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Systerel
Systerel s2opc |
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| Vendors & Products |
Systerel
Systerel s2opc |
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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 trigger heap allocation failures on sessions with both data-change and event notifications to cause the server process to terminate. | |
| Title | S2OPC through 1.7.3 NULL Pointer Dereference in alloc_notification_message_items() | |
| Weaknesses | CWE-476 | |
| References |
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| Metrics |
cvssV3_1
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