{"id":"CVE-2021-21484","aliases":["EUVD-2021-8757","GHSA-qq36-2m78-ghvj"],"status":"published","title":"LDAP authentication in SAP HANA Database version 2.0 can be bypassed if the attached LDAP...","description":"LDAP authentication in SAP HANA Database version 2.0 can be bypassed if the attached LDAP directory server is configured to enable unauthenticated bind.","severity":{"version":"3.0","score":7.7,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01251,"percentile":0.69801,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-863"],"published":"2021-03-09T14:11:24Z","modified":"2026-06-17T03:35:39Z","products":[{"vendor":"sap","product":"hana"},{"vendor":"sap se","product":"sap hana"}],"references":[{"url":"https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://launchpad.support.sap.com/#/notes/3017378","tags":["x_refsource_MISC","x_transferred","Permissions Required","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-21484"},{"url":"https://github.com/advisories/GHSA-qq36-2m78-ghvj"}],"sources":{"cve":[{"id":"CVE-2021-21484","description":"LDAP authentication in SAP HANA Database version 2.0 can be bypassed if the attached LDAP directory server is configured to enable unauthenticated bind.","status":"published","published":"2021-03-09T14:11:24Z","modified":"2024-08-03T18:16:22.549Z","cvss":[{"version":"3.0","score":7.7,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:33:00.488332Z"}],"euvd":[{"id":"EUVD-2021-8757","description":"LDAP authentication in SAP HANA Database version 2.0 can be bypassed if the attached LDAP directory server is configured to enable unauthenticated bind.","status":"published","published":"2021-03-09T14:11:24Z","modified":"2024-08-03T18:16:22Z","cvss":[{"version":"3.0","score":7.7,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L","level":"high"}],"updated_at":"2026-11-03T03:25:05.745586Z"}],"ghsa":[{"id":"GHSA-qq36-2m78-ghvj","title":"LDAP authentication in SAP HANA Database version 2.0 can be bypassed if the attached LDAP...","description":"LDAP authentication in SAP HANA Database version 2.0 can be bypassed if the attached LDAP directory server is configured to enable unauthenticated bind.","status":"published","published":"2022-05-24T17:44:00Z","modified":"2023-01-29T05:05:35Z","cwes":["CWE-863"],"updated_at":"2026-11-02T14:45:49.842411Z"}],"nvd":[{"id":"CVE-2021-21484","description":"LDAP authentication in SAP HANA Database version 2.0 can be bypassed if the attached LDAP directory server is configured to enable unauthenticated bind.","status":"published","published":"2021-03-09T15:15:14.867Z","modified":"2026-06-17T03:35:39.793Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"3.0","score":7.7,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L","level":"high","assessor":"secondary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:06:50.399901Z"}]}}