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CVE-2025-59923

Estado: ModificadaBaja (2.7)—

An improper access control vulnerability in Fortinet FortiAuthenticator 6.6.0 through 6.6.6, FortiAuthenticator 6.5 all versions, FortiAuthenticator 6.4 all versions, FortiAuthenticator 6.3 all versions may allow an authenticated attacker with at least read-only admin permission to obtain the credentials of other administrators' messaging services via crafted requests.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Fortinet — Fortiauthenticator

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2025-59923",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-59923",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-12-09T20:21:28.611253Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "psirt@fortinet.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 2.7,
          "attackVector": "NETWORK",
          "baseSeverity": "LOW",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 1.2
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@fortinet.com",
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:fortinet:fortiauthenticator:6.6.6:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.6.5:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.6.4:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.6.3:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.6.2:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.6.1:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.6.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.5.6:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.5.5:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.5.4:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.5.3:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.5.2:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.5.1:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.5.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.4.10:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.4.9:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.4.8:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.4.7:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.4.6:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.4.5:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.4.4:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.4.3:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.4.2:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.4.1:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiauthenticator:6.4.0:*:*:*:*:*:*:*"
          ],
          "vendor": "Fortinet",
          "product": "FortiAuthenticator",
          "versions": [
            {
              "status": "affected",
              "version": "6.6.0",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.6"
            },
            {
              "status": "affected",
              "version": "6.5.0",
              "versionType": "semver",
              "lessThanOrEqual": "6.5.6"
            },
            {
              "status": "affected",
              "version": "6.4.0",
              "versionType": "semver",
              "lessThanOrEqual": "6.4.10"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2025-12-09T18:15:55.663",
  "references": [
    {
      "url": "https://fortiguard.fortinet.com/psirt/FG-IR-25-616",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@fortinet.com"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "psirt@fortinet.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An improper access control vulnerability in Fortinet FortiAuthenticator 6.6.0 through 6.6.6, FortiAuthenticator 6.5 all versions, FortiAuthenticator 6.4 all versions, FortiAuthenticator 6.3 all versions may allow an authenticated attacker with at least read-only admin permission to obtain the credentials of other administrators' messaging services via crafted requests."
    }
  ],
  "lastModified": "2026-06-17T09:46:52.493",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:fortinet:fortiauthenticator:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "AC1A8077-94C7-4F49-B819-5A19492C7509",
              "versionEndIncluding": "6.6.4",
              "versionStartIncluding": "6.3.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "psirt@fortinet.com"
}