{"schemaVersion":3,"id":"CVE-2021-40360","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"A vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions), SIMATIC PCS 7 V9.1 (All versions < V9.1 SP1), SIMATIC WinCC V15 and earlier (All versions < V15 SP1 Update 7), SIMATIC WinCC V16 (All versions < V16 Update 5), SIMATIC WinCC V17 (All versions < V17 Update 2), SIMATIC WinCC V7.4 (All versions < V7.4 SP1 Update 19), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 6). The password hash of a local user account in the remote server could be granted via public API to a user on the affected system. An authenticated attacker could brute force the password hash and use it to login to the server.","dates":{"published":"2022-02-09T15:17:03.000Z","modified":"2024-08-04T02:44:09.157Z","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":"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},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":4,"severity":"medium","vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00682,"percentile":0.51609,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.00682},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00682,"percentile":0.51609}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00682,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00682,"percentile":null},{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v7.4","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"All versions < V7.4 SP1 Update 19","noFixRecorded":false,"fixedIn":null}],"versionsText":"All versions < V7.4 SP1 Update 19","eol":null,"hubHref":"/vendor/siemens/simatic_wincc_v74"},{"vendor":"siemens","product":"simatic wincc v7.5","name":"SIMATIC WinCC V7.5","label":"simatic wincc v7.5","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"All versions < V7.5 SP2 Update 6","noFixRecorded":false,"fixedIn":null}],"versionsText":"All versions < V7.5 SP2 Update 6","eol":null,"hubHref":"/vendor/siemens/simatic_wincc_v75"}],"affectedCount":10,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-914168.pdf","label":"cert-portal.siemens.com/productcert/pdf/ssa-914168.pdf","hostname":"cert-portal.siemens.com","tags":["X Refsource MISC","Patch","Vendor 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