{"schemaVersion":3,"id":"CVE-2023-28829","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"A vulnerability has been identified in SIMATIC NET PC Software V14 (All versions), SIMATIC NET PC Software V15 (All versions), SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions), SIMATIC PCS 7 V9.1 (All versions), SIMATIC WinCC (All versions < V8.0), SINAUT Software ST7sc (All versions). Before SIMATIC WinCC V8, legacy OPC services (OPC DA (Data Access), OPC HDA (Historical Data Access), and OPC AE (Alarms & Events)) were used per default. These\nservices were designed on top of the Windows ActiveX and DCOM mechanisms and do not implement state-of-the-art security mechanisms for authentication and encryption of contents.","dates":{"published":"2023-06-13T08:17:07.989Z","modified":"2025-01-03T01:52:55.603Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":8.8,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":3.9,"severity":"low","vector":"CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":8.8,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00291,"percentile":0.20323,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.00291},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00291,"percentile":0.20323}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00291,"percentile":null},{"date":"2026-10-10T00:00:00.000Z"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