{
  "containers": {
    "cna": {
      "providerMetadata": {
        "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09"
      },
      "title": "A user can trigger a graceful shutdown of services without the relevant system permissions",
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-274 Improper Handling of Insufficient Privileges",
              "lang": "en",
              "cweId": "CWE-274",
              "type": "CWE"
            }
          ]
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "affected": [
        {
          "vendor": "Apache Software Foundation",
          "product": "Apache Accumulo",
          "collectionURL": "https://repo.maven.apache.org/maven2",
          "packageName": "org.apache.accumulo:accumulo-server-base",
          "versions": [
            {
              "status": "affected",
              "version": "2.1.4",
              "lessThanOrEqual": "2.1.5",
              "versionType": "semver"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ],
      "descriptions": [
        {
          "value": "Improper Handling of Insufficient Privileges vulnerability in Apache Accumulo.\nAn authenticated, but low-privileged user without system permissions may\nissue a remote command to gracefully shutdown system components\n(compaction-coordinator, compactor, gc, manager, monitor, tserver, or sserver),\nleading to a denial of service.\n\nThis issue affects Apache Accumulo 2.1.4 and 2.1.5.\n\nUsers are recommended to upgrade to version 2.1.6, which fixes the issue.",
          "lang": "en",
          "supportingMedia": [
            {
              "type": "text/html",
              "base64": false,
              "value": "<p>Improper Handling of Insufficient Privileges vulnerability in Apache Accumulo.<br>An authenticated, but low-privileged user without system permissions may<br>issue a remote command to gracefully shutdown system components<br>(compaction-coordinator, compactor, gc, manager, monitor, tserver, or sserver),<br>leading to a denial of service.</p><p>This issue affects Apache Accumulo 2.1.4 and 2.1.5.</p><p>Users are recommended to upgrade to version 2.1.6, which fixes the issue.</p>"
            }
          ]
        }
      ],
      "references": [
        {
          "url": "https://github.com/apache/accumulo/issues/6478",
          "tags": [
            "issue-tracking"
          ]
        },
        {
          "url": "https://accumulo.apache.org/release/accumulo-2.1.6/",
          "tags": [
            "release-notes",
            "vendor-advisory"
          ]
        },
        {
          "url": "https://accumulo.apache.org/downloads/",
          "tags": [
            "product",
            "patch"
          ]
        },
        {
          "url": "https://lists.apache.org/thread/qclg736k93oqn4qrpw9wxjbb3jhn6gm1",
          "tags": [
            "vendor-advisory"
          ]
        }
      ],
      "metrics": [
        {
          "other": {
            "type": "Textual description of severity",
            "content": {
              "text": "moderate"
            }
          }
        },
        {
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ],
          "cvssV4_0": {
            "version": "4.0",
            "attackVector": "NETWORK",
            "attackComplexity": "LOW",
            "attackRequirements": "PRESENT",
            "privilegesRequired": "LOW",
            "userInteraction": "ACTIVE",
            "vulnConfidentialityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "vulnAvailabilityImpact": "HIGH",
            "subAvailabilityImpact": "NONE",
            "Safety": "NEGLIGIBLE",
            "Automatable": "YES",
            "Recovery": "USER",
            "valueDensity": "DIFFUSE",
            "vulnerabilityResponseEffort": "LOW",
            "providerUrgency": "GREEN",
            "baseSeverity": "MEDIUM",
            "baseScore": 5.7,
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/S:N/AU:Y/R:U/V:D/RE:L/U:Green"
          }
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Fabian Fleischer",
          "type": "reporter"
        }
      ],
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "cveId": "CVE-2026-62764",
    "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
    "serial": 1,
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}