{"id":"CVE-2022-1794","aliases":["EUVD-2022-25074","GHSA-w7rj-j5f6-772g"],"status":"published","title":"Plaintext Storage of a password in CODESYS V3 OPC DA Server","description":"The CODESYS OPC DA Server prior V3.5.18.20 stores PLC passwords as plain text in its configuration file so that it is visible to all authorized Microsoft Windows users of the system.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00216,"percentile":0.12091,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-256","CWE-522"],"published":"2022-07-11T10:40:27Z","modified":"2026-06-17T04:23:07Z","products":[{"vendor":"codesys","product":"codesys opc da server"},{"vendor":"codesys","product":"opc_da_server"}],"references":[{"url":"https://customers.codesys.com/index.php?eID=dumpFile\u0026t=f\u0026f=17129\u0026token=1c1485c4a700c04f2069699f5be7558d276ca117\u0026download=","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-1794"},{"url":"https://github.com/advisories/GHSA-w7rj-j5f6-772g"}],"sources":{"cve":[{"id":"CVE-2022-1794","title":"Plaintext Storage of a password in CODESYS V3 OPC DA Server","description":"The CODESYS OPC DA Server prior V3.5.18.20 stores PLC passwords as plain text in its configuration file so that it is visible to all authorized Microsoft Windows users of the system.","status":"published","published":"2022-07-11T10:40:27.897Z","modified":"2024-09-16T20:38:06.332Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-256"],"updated_at":"2026-11-02T14:34:38.922686Z"}],"euvd":[{"id":"EUVD-2022-25074","description":"The CODESYS OPC DA Server prior V3.5.18.20 stores PLC passwords as plain text in its configuration file so that it is visible to all authorized Microsoft Windows users of the system.","status":"published","published":"2022-07-11T10:40:27Z","modified":"2024-09-16T20:38:06Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-03T00:55:12.113193Z"}],"ghsa":[{"id":"GHSA-w7rj-j5f6-772g","title":"The CODESYS OPC DA Server prior V3.5.18.20 stores PLC passwords as plain text in its...","description":"The CODESYS OPC DA Server prior V3.5.18.20 stores PLC passwords as plain text in its configuration file so that it is visible to all authorized Microsoft Windows users of the system.","status":"published","published":"2022-07-12T00:00:57Z","modified":"2023-06-27T18:30:26Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-256","CWE-522"],"updated_at":"2026-11-02T14:54:38.89081Z"}],"nvd":[{"id":"CVE-2022-1794","description":"The CODESYS OPC DA Server prior V3.5.18.20 stores PLC passwords as plain text in its configuration file so that it is visible to all authorized Microsoft Windows users of the system.","status":"published","published":"2022-07-11T11:15:08.047Z","modified":"2026-06-17T04:23:07.427Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"2.0","score":4.7,"vector":"AV:L/AC:M/Au:N/C:C/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-256","CWE-522"],"updated_at":"2026-11-02T14:07:23.322724Z"}]}}