{"id":"CVE-2022-22520","aliases":["EUVD-2022-27666","GHSA-mwvc-vgg7-3665"],"status":"published","title":"User enumeration vulnerability in MB connect line and Helmholz products","description":"A remote, unauthenticated attacker can enumerate valid users by sending specific requests to the webservice of MB connect line mymbCONNECT24, mbCONNECT24 and Helmholz myREX24 and myREX24.virtual in all versions through v2.11.2.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01031,"percentile":0.64155,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-204"],"published":"2022-09-14T14:05:30Z","modified":"2026-06-17T04:28:31Z","products":[{"vendor":"helmholz","product":"myrex24"},{"vendor":"helmholz","product":"myrex24.virtual"},{"vendor":"mb connect line","product":"mbconnect24"},{"vendor":"mb connect line","product":"mymbconnect24"},{"vendor":"mbconnectline","product":"mbconnect24"},{"vendor":"mbconnectline","product":"mymbconnect24"}],"references":[{"url":"https://cert.vde.com/en/advisories/VDE-2022-039","tags":["x_refsource_CONFIRM","x_transferred","Not Applicable"]},{"url":"https://cert.vde.com/en/advisories/VDE-2022-011","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-22520"},{"url":"https://github.com/advisories/GHSA-mwvc-vgg7-3665"}],"sources":{"cve":[{"id":"CVE-2022-22520","title":"User enumeration vulnerability in MB connect line and Helmholz products","description":"A remote, unauthenticated attacker can enumerate valid users by sending specific requests to the webservice of MB connect line mymbCONNECT24, mbCONNECT24 and Helmholz myREX24 and myREX24.virtual in all versions through v2.11.2.","status":"published","published":"2022-09-14T14:05:30.024Z","modified":"2024-09-17T04:14:21.926Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-204"],"updated_at":"2026-11-02T14:34:26.645563Z"}],"euvd":[{"id":"EUVD-2022-27666","description":"A remote, unauthenticated attacker can enumerate valid users by sending specific requests to the webservice of MB connect line mymbCONNECT24, mbCONNECT24 and Helmholz myREX24 and myREX24.virtual in all versions through v2.11.2.","status":"published","published":"2022-09-14T14:05:30Z","modified":"2024-09-17T04:14:21Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-03T00:28:24.821388Z"}],"ghsa":[{"id":"GHSA-mwvc-vgg7-3665","title":"A remote, unauthenticated attacker can enumerate valid users by sending specific requests to the...","description":"A remote, unauthenticated attacker can enumerate valid users by sending specific requests to the webservice of MB connect line mymbCONNECT24, mbCONNECT24 and Helmholz myREX24 and myREX24.virtual in all versions through v2.11.2.","status":"published","published":"2022-09-15T00:00:19Z","modified":"2023-01-27T05:03:04Z","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"}],"cwes":["CWE-204"],"updated_at":"2026-11-02T14:42:10.172069Z"}],"nvd":[{"id":"CVE-2022-22520","description":"A remote, unauthenticated attacker can enumerate valid users by sending specific requests to the webservice of MB connect line mymbCONNECT24, mbCONNECT24 and Helmholz myREX24 and myREX24.virtual in all versions through v2.11.2.","status":"published","published":"2022-09-14T14:15:12.427Z","modified":"2026-06-17T04:28:31.333Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-204"],"updated_at":"2026-11-02T14:07:27.631109Z"}]}}