{"id":"CVE-2021-40340","aliases":["EUVD-2021-27519","GHSA-c776-rv55-q779"],"status":"published","title":"OWASP Related Vulnerabilities in Hitachi Energy’s LinkOne Product","description":"Information Exposure vulnerability in Hitachi Energy LinkOne application, due to a misconfiguration in the ASP server exposes server and ASP.net information, an attacker that manages to exploit this vulnerability can use the exposed information as a reconnaissance for further exploitation. This issue affects: Hitachi Energy LinkOne 3.20; 3.22; 3.23; 3.24; 3.25; 3.26.","severity":{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00725,"percentile":0.54374,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200"],"published":"2022-01-28T19:09:57Z","modified":"2026-06-17T04:06:45Z","products":[{"vendor":"hitachi","product":"linkone"}],"references":[{"url":"https://search.abb.com/library/Download.aspx?DocumentID=8DBD000079\u0026LanguageCode=en\u0026DocumentPartId=\u0026Action=Launch","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-40340"},{"url":"https://github.com/advisories/GHSA-c776-rv55-q779"}],"sources":{"cve":[{"id":"CVE-2021-40340","title":"OWASP Related Vulnerabilities in Hitachi Energy’s LinkOne Product","description":"Information Exposure vulnerability in Hitachi Energy LinkOne application, due to a misconfiguration in the ASP server exposes server and ASP.net information, an attacker that manages to exploit this vulnerability can use the exposed information as a reconnaissance for further exploitation. This issue affects: Hitachi Energy LinkOne 3.20; 3.22; 3.23; 3.24; 3.25; 3.26.","status":"published","published":"2022-01-28T19:09:57.381Z","modified":"2024-09-17T02:11:03.373Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"cna"}],"updated_at":"2026-11-02T14:33:01.852999Z"}],"euvd":[{"id":"EUVD-2021-27519","description":"Information Exposure vulnerability in Hitachi Energy LinkOne application, due to a misconfiguration in the ASP server exposes server and ASP.net information, an attacker that manages to exploit this vulnerability can use the exposed information as a reconnaissance for further exploitation. This issue affects: Hitachi Energy LinkOne 3.20; 3.22; 3.23; 3.24; 3.25; 3.26.","status":"published","published":"2022-01-28T19:09:57Z","modified":"2024-09-17T02:11:03Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-03T00:28:42.924013Z"}],"ghsa":[{"id":"GHSA-c776-rv55-q779","title":"Information Exposure vulnerability in Hitachi Energy LinkOne application, due to a...","description":"Information Exposure vulnerability in Hitachi Energy LinkOne application, due to a misconfiguration in the ASP server exposes server and ASP.net information, an attacker that manages to exploit this vulnerability can use the exposed information as a reconnaissance for further exploitation. This issue affects: Hitachi Energy LinkOne 3.20; 3.22; 3.23; 3.24; 3.25; 3.26.","status":"published","published":"2022-01-29T00:00:44Z","modified":"2023-02-03T05:05:33Z","cwes":["CWE-200"],"updated_at":"2026-11-02T14:53:45.828819Z"}],"nvd":[{"id":"CVE-2021-40340","description":"Information Exposure vulnerability in Hitachi Energy LinkOne application, due to a misconfiguration in the ASP server exposes server and ASP.net information, an attacker that manages to exploit this vulnerability can use the exposed information as a reconnaissance for further exploitation. This issue affects: Hitachi Energy LinkOne 3.20; 3.22; 3.23; 3.24; 3.25; 3.26.","status":"published","published":"2022-01-28T20:15:11.307Z","modified":"2026-06-17T04:06:45.397Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:07:04.178977Z"}]}}