{"id":"CVE-2021-43974","aliases":["EUVD-2021-30836","GHSA-4p5h-hrqx-rj2r"],"status":"published","title":"An issue was discovered in SysAid ITIL 20.4.74 b10. The /enduserreg endpoint is used to register...","description":"An issue was discovered in SysAid ITIL 20.4.74 b10. The /enduserreg endpoint is used to register end users anonymously, but does not respect the server-side setting that determines if anonymous users are allowed to register new accounts. Configuring the server-side setting to disable anonymous user registration only hides the client-side registration form. An attacker can still post registration data to create new accounts without prior authentication.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.01463,"percentile":0.73994,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306","CWE-863"],"published":"2022-01-11T19:21:52Z","modified":"2026-06-17T04:11:43Z","products":[{"vendor":"sysaid","product":"itil"}],"references":[{"url":"https://www.sysaid.com/it-service-management-software/incident-management","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://github.com/atredispartners/advisories/blob/master/ATREDIS-2021-0002.md","tags":["x_refsource_MISC","x_transferred","Broken Link","Third Party Advisory"]},{"url":"https://github.com/atredispartners/advisories/blob/master/ATREDIS-2022-0001.md","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43974"},{"url":"https://github.com/advisories/GHSA-4p5h-hrqx-rj2r"}],"sources":{"cve":[{"id":"CVE-2021-43974","description":"An issue was discovered in SysAid ITIL 20.4.74 b10. The /enduserreg endpoint is used to register end users anonymously, but does not respect the server-side setting that determines if anonymous users are allowed to register new accounts. Configuring the server-side setting to disable anonymous user registration only hides the client-side registration form. An attacker can still post registration data to create new accounts without prior authentication.","status":"published","published":"2022-01-11T19:21:52Z","modified":"2024-08-04T04:10:17.125Z","updated_at":"2026-11-02T14:32:56.689433Z"}],"euvd":[{"id":"EUVD-2021-30836","description":"An issue was discovered in SysAid ITIL 20.4.74 b10. The /enduserreg endpoint is used to register end users anonymously, but does not respect the server-side setting that determines if anonymous users are allowed to register new accounts. Configuring the server-side setting to disable anonymous user registration only hides the client-side registration form. An attacker can still post registration data to create new accounts without prior authentication.","status":"published","published":"2022-01-11T19:21:52Z","modified":"2024-08-04T04:10:17Z","updated_at":"2026-11-03T03:24:12.599691Z"}],"ghsa":[{"id":"GHSA-4p5h-hrqx-rj2r","title":"An issue was discovered in SysAid ITIL 20.4.74 b10. The /enduserreg endpoint is used to register...","description":"An issue was discovered in SysAid ITIL 20.4.74 b10. The /enduserreg endpoint is used to register end users anonymously, but does not respect the server-side setting that determines if anonymous users are allowed to register new accounts. Configuring the server-side setting to disable anonymous user registration only hides the client-side registration form. An attacker can still post registration data to create new accounts without prior authentication.","status":"published","published":"2022-01-12T00:01:13Z","modified":"2023-01-27T05:01:42Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:41:56.851256Z"}],"nvd":[{"id":"CVE-2021-43974","description":"An issue was discovered in SysAid ITIL 20.4.74 b10. The /enduserreg endpoint is used to register end users anonymously, but does not respect the server-side setting that determines if anonymous users are allowed to register new accounts. Configuring the server-side setting to disable anonymous user registration only hides the client-side registration form. An attacker can still post registration data to create new accounts without prior authentication.","status":"published","published":"2022-01-11T20:15:07.71Z","modified":"2026-06-17T04:11:43.31Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:07:03.418194Z"}]}}