{"id":"CVE-2021-3252","aliases":["EUVD-2021-26591","GHSA-32mh-jmjq-p49p"],"status":"published","title":"KACO New Energy XP100U Up to XP-JAVA 2.0 is affected by incorrect access control. Credentials...","description":"KACO New Energy XP100U Up to XP-JAVA 2.0 is affected by incorrect access control. Credentials will always be returned in plain-text from the local server during the KACO XP100U authentication process, regardless of whatever passwords have been provided, which leads to an information disclosure vulnerability.","severity":{"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","from":"nvd"},"epss":{"day":"2026-11-12","score":0.02588,"percentile":0.85484,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-522"],"published":"2021-02-23T14:15:32Z","modified":"2026-06-17T04:04:51Z","products":[{"vendor":"kaco-newenergy","product":"xp100u_firmware"}],"references":[{"url":"https://us-cert.cisa.gov/ics/alerts/ICS-ALERT-15-224-01","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://twitter.com/Kevin2600/status/1351189347501023238","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://tiger-team-1337.blogspot.com/2021/01/kaco-xp100u-hmi-credential-leak.html","tags":["x_refsource_MISC","x_transferred","Exploit","Technical Description","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3252"},{"url":"https://github.com/advisories/GHSA-32mh-jmjq-p49p"}],"sources":{"cve":[{"id":"CVE-2021-3252","description":"KACO New Energy XP100U Up to XP-JAVA 2.0 is affected by incorrect access control. Credentials will always be returned in plain-text from the local server during the KACO XP100U authentication process, regardless of whatever passwords have been provided, which leads to an information disclosure vulnerability.","status":"published","published":"2021-02-23T14:15:32Z","modified":"2024-08-03T16:53:16.506Z","updated_at":"2026-11-02T14:33:04.020035Z"}],"euvd":[{"id":"EUVD-2021-26591","description":"KACO New Energy XP100U Up to XP-JAVA 2.0 is affected by incorrect access control. Credentials will always be returned in plain-text from the local server during the KACO XP100U authentication process, regardless of whatever passwords have been provided, which leads to an information disclosure vulnerability.","status":"published","published":"2021-02-23T14:15:32Z","modified":"2024-08-03T16:53:16Z","updated_at":"2026-11-03T03:25:13.531128Z"}],"ghsa":[{"id":"GHSA-32mh-jmjq-p49p","title":"KACO New Energy XP100U Up to XP-JAVA 2.0 is affected by incorrect access control. Credentials...","description":"KACO New Energy XP100U Up to XP-JAVA 2.0 is affected by incorrect access control. Credentials will always be returned in plain-text from the local server during the KACO XP100U authentication process, regardless of whatever passwords have been provided, which leads to an information disclosure vulnerability.","status":"published","published":"2022-05-24T17:42:57Z","modified":"2023-01-29T05:05:51Z","cwes":["CWE-522"],"updated_at":"2026-11-02T14:45:53.730969Z"}],"nvd":[{"id":"CVE-2021-3252","description":"KACO New Energy XP100U Up to XP-JAVA 2.0 is affected by incorrect access control. Credentials will always be returned in plain-text from the local server during the KACO XP100U authentication process, regardless of whatever passwords have been provided, which leads to an information disclosure vulnerability.","status":"published","published":"2021-02-23T15:15:15.967Z","modified":"2026-06-17T04:04:51.427Z","cvss":[{"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-522"],"updated_at":"2026-11-02T14:06:50.031227Z"}]}}