{"id":"CVE-2020-24676","aliases":["EUVD-2020-17390","GHSA-fwv4-f9xf-wp89"],"status":"published","title":"Insecure Windows Services in Symphony Plus","description":"In Symphony Plus Operations and Symphony Plus Historian, some services can be vulnerable to privilege escalation attacks. An unprivileged (but authenticated) user could execute arbitrary code and result in privilege escalation, depending on the user that the service runs as.","severity":{"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","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00429,"percentile":0.37418,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269","CWE-274"],"published":"2020-12-22T21:15:22Z","modified":"2026-06-17T03:05:57Z","products":[{"vendor":"abb","product":"abb ability™ symphony® plus historian"},{"vendor":"abb","product":"abb ability™ symphony® plus operations"},{"vendor":"abb","product":"symphony_\\+_historian"},{"vendor":"abb","product":"symphony_\\+_operations"}],"references":[{"url":"https://search.abb.com/library/Download.aspx?DocumentID=2PAA123980\u0026LanguageCode=en\u0026DocumentPartId=\u0026Action=Launch","tags":["x_refsource_MISC","x_transferred","Mitigation","Vendor Advisory"]},{"url":"https://search.abb.com/library/Download.aspx?DocumentID=2PAA123982\u0026LanguageCode=en\u0026DocumentPartId=\u0026Action=Launch","tags":["x_refsource_MISC","x_transferred","Mitigation","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-24676"},{"url":"https://github.com/advisories/GHSA-fwv4-f9xf-wp89"}],"sources":{"cve":[{"id":"CVE-2020-24676","title":"Insecure Windows Services in Symphony Plus","description":"In Symphony Plus Operations and Symphony Plus Historian, some services can be vulnerable to privilege escalation attacks. An unprivileged (but authenticated) user could execute arbitrary code and result in privilege escalation, depending on the user that the service runs as.","status":"published","published":"2020-12-22T21:15:22.929Z","modified":"2024-09-16T21:57:54.934Z","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","assessor":"cna"}],"cwes":["CWE-274"],"updated_at":"2026-11-02T14:35:54.468882Z"}],"euvd":[{"id":"EUVD-2020-17390","description":"In Symphony Plus Operations and Symphony Plus Historian, some services can be vulnerable to privilege escalation attacks. An unprivileged (but authenticated) user could execute arbitrary code and result in privilege escalation, depending on the user that the service runs as.","status":"published","published":"2020-12-22T21:15:22Z","modified":"2024-09-16T21:57:54Z","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"}],"updated_at":"2026-11-03T00:55:06.714252Z"}],"ghsa":[{"id":"GHSA-fwv4-f9xf-wp89","title":"In Symphony Plus Operations and Symphony Plus Historian, some services can be vulnerable to...","description":"In Symphony Plus Operations and Symphony Plus Historian, some services can be vulnerable to privilege escalation attacks. An unprivileged (but authenticated) user could execute arbitrary code and result in privilege escalation, depending on the user that the service runs as.","status":"published","published":"2022-05-24T17:37:02Z","modified":"2023-01-29T05:04:48Z","cwes":["CWE-269"],"updated_at":"2026-11-02T14:45:38.830072Z"}],"nvd":[{"id":"CVE-2020-24676","description":"In Symphony Plus Operations and Symphony Plus Historian, some services can be vulnerable to privilege escalation attacks. An unprivileged (but authenticated) user could execute arbitrary code and result in privilege escalation, depending on the user that the service runs as.","status":"published","published":"2020-12-22T22:15:13.333Z","modified":"2026-06-17T03:05:57.95Z","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","assessor":"secondary"},{"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","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-274"],"updated_at":"2026-11-02T14:06:27.73474Z"}]}}