Apache Accumulo: Accumulo 2.1.0 may incorrectly validate cached credentials

{
  "id": "7ed48aea1a5f9b3dbfab8db919ab22924a1c1c7fe9800a7010e7250ffdc1430e",
  "url": "https://osv.dev/vulnerability/CVE-2023-34340",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Apache Accumulo: Accumulo 2.1.0 may incorrectly validate cached credentials",
    "summary": "Improper Authentication vulnerability in Apache Software Foundation Apache Accumulo. This issue affects Apache Accumulo: 2.1.0. Accumulo 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.",
    "evidence": "osv:CVE-2023-34340",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2023-34340",
      "aliases": [
        "CVE-2023-34340",
        "GHSA-hp5w-w29m-vg63"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/apache/accumulo",
              "type": "GIT",
              "events": [
                {
                  "introduced": "706612f859d6e68891d487d624eda9ecf3fea7f9"
                },
                {
                  "last_affected": "706612f859d6e68891d487d624eda9ecf3fea7f9"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:apache:accumulo:2.1.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.1.0"
                      },
                      {
                        "last_affected": "2.1.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.1.0",
            "rel/2.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-34340.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:30.294683259Z",
      "provider": "osv",
      "references": [
        "https://accumulo.apache.org/release/accumulo-2.1.1/",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/34xxx/CVE-2023-34340.json",
        "https://lists.apache.org/thread/syy6jftvy9l6tlhn33o0rzwhh4rd0z4t",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-34340"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-287"
        ],
        "cna_assigner": "apache",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "2.1.0"
                  },
                  {
                    "fixed": "2.1.1"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/34xxx/CVE-2023-34340.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-34340",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 497293,
  "published_at": "2023-06-21T07:01:48.171+00:00"
}