{"id":"CVE-2023-34340","aliases":["EUVD-2023-1824","GHSA-hp5w-w29m-vg63"],"status":"published","title":"Apache Accumulo: Accumulo 2.1.0 may incorrectly validate cached credentials","description":"Improper Authentication vulnerability in Apache Software Foundation Apache Accumulo.\nThis issue affects Apache Accumulo: 2.1.0.\n\nAccumulo 2.1.0 contains a defect in the user authentication process that may succeed when invalid credentials are provided. Users are advised to upgrade to 2.1.1.","severity":{"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","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01432,"percentile":0.73391,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-287"],"published":"2023-06-21T07:01:48Z","modified":"2026-10-28T02:30:30Z","fixes":[{"ecosystem":"Maven","package":"org.apache.accumulo:accumulo-shell","fixed_in":["2.1.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.apache.accumulo:accumulo-shell","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.1.0"},{"last_affected":"2.1.0"},{"fixed":"2.1.1"}]}],"versions":["2.1.0"]},{"source":"osv","ecosystem":"Maven","package":"org.apache.accumulo:accumulo-shell","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.1.0"},{"fixed":"2.1.1"}]}],"versions":["2.1.0"]}],"products":[{"vendor":"apache","product":"accumulo"},{"vendor":"apache software foundation","product":"apache accumulo"}],"references":[{"url":"https://lists.apache.org/thread/syy6jftvy9l6tlhn33o0rzwhh4rd0z4t","tags":["vendor-advisory","mailing-list","x_transferred","Mailing List","Vendor Advisory","advisory","web"]},{"url":"https://accumulo.apache.org/release/accumulo-2.1.1/","tags":["release-notes","x_transferred","Release Notes","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-34340","tags":["advisory"]},{"url":"https://github.com/apache/accumulo/issues/3427","tags":["web"]},{"url":"https://github.com/apache/accumulo/issues/3433","tags":["web"]},{"url":"https://github.com/apache/accumulo/pull/3440","tags":["web"]},{"url":"https://github.com/apache/accumulo/commit/0f2389735fd32e0bbc93ecde5d8c814b275b21b5","tags":["web"]},{"url":"https://accumulo.apache.org/release/accumulo-2.1.1","tags":["web"]},{"url":"https://github.com/advisories/GHSA-hp5w-w29m-vg63"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/34xxx/CVE-2023-34340.json","tags":["advisory"]},{"url":"https://github.com/apache/accumulo","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-34340","title":"Apache Accumulo: Accumulo 2.1.0 may incorrectly validate cached credentials","description":"Improper Authentication vulnerability in Apache Software Foundation Apache Accumulo.\nThis issue affects Apache Accumulo: 2.1.0.\n\nAccumulo 2.1.0 contains a defect in the user authentication process that may succeed when invalid credentials are provided. Users are advised to upgrade to 2.1.1.\n\n\n","status":"published","published":"2023-06-21T07:01:48.171Z","modified":"2024-10-09T14:46:37.243Z","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":"adp"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:35:35.912488Z"}],"euvd":[{"id":"EUVD-2023-1824","description":"Improper Authentication vulnerability in Apache Software Foundation Apache Accumulo.\nThis issue affects Apache Accumulo: 2.1.0.\n\nAccumulo 2.1.0 contains a defect in the user authentication process that may succeed when invalid credentials are provided. Users are advised to upgrade to 2.1.1.\n\n\n","status":"published","published":"2023-06-21T07:01:48Z","modified":"2024-10-09T14:46:37Z","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"}],"updated_at":"2026-11-03T00:27:43.39457Z"}],"ghsa":[{"id":"GHSA-hp5w-w29m-vg63","title":"Apache Accumulo Improper Authentication vulnerability","description":"Improper Authentication vulnerability in Apache Software Foundation Apache Accumulo.\nThis issue affects Apache Accumulo: 2.1.0.\n\nAccumulo 2.1.0 contains a defect in the user authentication process that may succeed when invalid credentials are provided. Users are advised to upgrade to 2.1.1.\n\n\n","status":"published","published":"2023-06-21T09:30:15Z","modified":"2024-10-09T19:46:35Z","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"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:38:09.785133Z"}],"nvd":[{"id":"CVE-2023-34340","description":"Improper Authentication vulnerability in Apache Software Foundation Apache Accumulo.\nThis issue affects Apache Accumulo: 2.1.0.\n\nAccumulo 2.1.0 contains a defect in the user authentication process that may succeed when invalid credentials are provided. Users are advised to upgrade to 2.1.1.\n\n\n","status":"published","published":"2023-06-21T08:15:10.74Z","modified":"2026-06-17T06:03:25.71Z","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":"3.1","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":"secondary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:08:12.414559Z"}],"osv":[{"id":"CVE-2023-34340","title":"Apache Accumulo: Accumulo 2.1.0 may incorrectly validate cached credentials","description":"Improper Authentication vulnerability in Apache Software Foundation Apache Accumulo.\nThis issue affects Apache Accumulo: 2.1.0.\n\nAccumulo 2.1.0 contains a defect in the user authentication process that may succeed when invalid credentials are provided. Users are advised to upgrade to 2.1.1.\n\n\n","status":"published","published":"2023-06-21T07:01:48.171Z","modified":"2026-10-28T02:30:30.294683259Z","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"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T15:44:32.116263Z"},{"id":"GHSA-hp5w-w29m-vg63","title":"Apache Accumulo Improper Authentication vulnerability","description":"Improper Authentication vulnerability in Apache Software Foundation Apache Accumulo.\nThis issue affects Apache Accumulo: 2.1.0.\n\nAccumulo 2.1.0 contains a defect in the user authentication process that may succeed when invalid credentials are provided. Users are advised to upgrade to 2.1.1.\n\n\n","status":"published","published":"2023-06-21T09:30:15Z","modified":"2024-10-09T19:46:34Z","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"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T15:46:49.28217Z"}]}}