{"id":"CVE-2021-22278","aliases":["EUVD-2021-9424","GHSA-m4rm-456c-72hq"],"status":"published","title":"Certificate verification vulnerability  in Update Manager of PCM600 Engineering Tool","description":"A certificate validation vulnerability in PCM600 Update Manager allows attacker to get unwanted software packages to be installed on computer which has PCM600 installed.","severity":{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00128,"percentile":0.02531,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2021-10-28T12:45:58Z","modified":"2026-06-17T03:36:55Z","products":[{"vendor":"abb","product":"pcm600"},{"vendor":"abb","product":"pcm600 update manager"},{"vendor":"abb","product":"update_manager"},{"vendor":"hitachi energy","product":"pcm600"},{"vendor":"hitachi energy","product":"pcm600 update manager"}],"references":[{"url":"https://search.abb.com/library/Download.aspx?DocumentID=2NGA001142\u0026LanguageCode=en\u0026DocumentPartId=\u0026Action=Launch","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://search.abb.com/library/Download.aspx?DocumentID=8DBD000056\u0026LanguageCode=en\u0026DocumentPartId=\u0026Action=Launch","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22278"},{"url":"https://github.com/advisories/GHSA-m4rm-456c-72hq"}],"sources":{"cve":[{"id":"CVE-2021-22278","title":"Certificate verification vulnerability  in Update Manager of PCM600 Engineering Tool","description":"A certificate validation vulnerability in PCM600 Update Manager allows attacker to get unwanted software packages to be installed on computer which has PCM600 installed.","status":"published","published":"2021-10-28T12:45:58.086Z","modified":"2024-09-16T18:23:59.443Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:32:58.028461Z"}],"euvd":[{"id":"EUVD-2021-9424","description":"A certificate validation vulnerability in PCM600 Update Manager allows attacker to get unwanted software packages to be installed on computer which has PCM600 installed.","status":"published","published":"2021-10-28T12:45:58Z","modified":"2024-09-16T18:23:59Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-03T00:55:32.945265Z"}],"ghsa":[{"id":"GHSA-m4rm-456c-72hq","title":"A certificate validation vulnerability in PCM600 Update Manager allows attacker to get unwanted...","description":"A certificate validation vulnerability in PCM600 Update Manager allows attacker to get unwanted software packages to be installed on computer which has PCM600 installed.","status":"published","published":"2022-05-24T19:19:10Z","modified":"2023-05-25T05:01:00Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:54:36.087743Z"}],"nvd":[{"id":"CVE-2021-22278","description":"A certificate validation vulnerability in PCM600 Update Manager allows attacker to get unwanted software packages to be installed on computer which has PCM600 installed.","status":"published","published":"2021-10-28T13:15:08.203Z","modified":"2026-06-17T03:36:55.47Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","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-295"],"updated_at":"2026-11-02T14:07:00.549994Z"}]}}