{"id":"CVE-2021-40360","aliases":["EUVD-2021-27538","GHSA-8hg6-3x59-7xjr"],"status":"published","title":"A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier (All versions), SIMATIC PCS...","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 \u003c V9.1 SP1), SIMATIC WinCC V15 and earlier (All versions \u003c V15 SP1 Update 7), SIMATIC WinCC V16 (All versions \u003c V16 Update 5), SIMATIC WinCC V17 (All versions \u003c V17 Update 2), SIMATIC WinCC V7.4 (All versions \u003c V7.4 SP1 Update 19), SIMATIC WinCC V7.5 (All versions \u003c 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.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00682,"percentile":0.52753,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200","CWE-307","CWE-522"],"published":"2022-02-09T15:17:03Z","modified":"2026-06-17T04:06:47Z","products":[{"vendor":"siemens","product":"simatic pcs 7 v8.2"},{"vendor":"siemens","product":"simatic pcs 7 v9.0"},{"vendor":"siemens","product":"simatic pcs 7 v9.1"},{"vendor":"siemens","product":"simatic wincc v15 and earlier"},{"vendor":"siemens","product":"simatic wincc v16"},{"vendor":"siemens","product":"simatic wincc v17"},{"vendor":"siemens","product":"simatic wincc v7.4"},{"vendor":"siemens","product":"simatic wincc v7.5"},{"vendor":"siemens","product":"simatic_pcs_7"},{"vendor":"siemens","product":"simatic_wincc"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-914168.pdf","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-40360"},{"url":"https://github.com/advisories/GHSA-8hg6-3x59-7xjr"}],"sources":{"cve":[{"id":"CVE-2021-40360","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 \u003c V9.1 SP1), SIMATIC WinCC V15 and earlier (All versions \u003c V15 SP1 Update 7), SIMATIC WinCC V16 (All versions \u003c V16 Update 5), SIMATIC WinCC V17 (All versions \u003c V17 Update 2), SIMATIC WinCC V7.4 (All versions \u003c V7.4 SP1 Update 19), SIMATIC WinCC V7.5 (All versions \u003c 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.","status":"published","published":"2022-02-09T15:17:03Z","modified":"2024-08-04T02:44:09.157Z","cwes":["CWE-200"],"updated_at":"2026-11-02T14:33:01.495293Z"}],"euvd":[{"id":"EUVD-2021-27538","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 \u003c V9.1 SP1), SIMATIC WinCC V15 and earlier (All versions \u003c V15 SP1 Update 7), SIMATIC WinCC V16 (All versions \u003c V16 Update 5), SIMATIC WinCC V17 (All versions \u003c V17 Update 2), SIMATIC WinCC V7.4 (All versions \u003c V7.4 SP1 Update 19), SIMATIC WinCC V7.5 (All versions \u003c 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.","status":"published","published":"2022-02-09T15:17:03Z","modified":"2024-08-04T02:44:09Z","updated_at":"2026-11-03T03:24:20.862157Z"}],"ghsa":[{"id":"GHSA-8hg6-3x59-7xjr","title":"A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier (All versions), SIMATIC PCS...","description":"A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier (All versions), SIMATIC PCS 7 V9.0 (All versions), SIMATIC PCS 7 V9.1 (All versions \u003c V9.1 SP1), SIMATIC WinCC V15 and earlier (All versions), SIMATIC WinCC V16 (All versions \u003c V16 Update 5), SIMATIC WinCC V17 (All versions \u003c V17 Update 2), SIMATIC WinCC V7.4 and earlier (All versions), SIMATIC WinCC V7.5 (All versions \u003c 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.","status":"published","published":"2022-02-10T00:00:29Z","modified":"2023-07-26T05:02:11Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-200","CWE-307","CWE-522"],"updated_at":"2026-11-02T14:54:43.067561Z"}],"nvd":[{"id":"CVE-2021-40360","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 \u003c V9.1 SP1), SIMATIC WinCC V15 and earlier (All versions \u003c V15 SP1 Update 7), SIMATIC WinCC V16 (All versions \u003c V16 Update 5), SIMATIC WinCC V17 (All versions \u003c V17 Update 2), SIMATIC WinCC V7.4 (All versions \u003c V7.4 SP1 Update 19), SIMATIC WinCC V7.5 (All versions \u003c 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.","status":"published","published":"2022-02-09T16:15:13.813Z","modified":"2026-06-17T04:06:47.827Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-200","CWE-522"],"updated_at":"2026-11-02T14:07:04.178977Z"}]}}