FKIE_CVE-2025-62676

Vulnerability from fkie_nvd - Published: 2026-02-10 16:16 - Updated: 2026-06-17 09:52
Severity
7.1 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Summary
An Improper Link Resolution Before File Access ('Link Following') vulnerability [CWE-59] vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.4, FortiClientWindows 7.2.0 through 7.2.12, FortiClientWindows 7.0 all versions may allow a local low-privilege attacker to perform an arbitrary file write with elevated permissions via crafted named pipe messages.
References
psirt@fortinet.comhttps://fortiguard.fortinet.com/psirt/FG-IR-25-661Vendor Advisory
Impacted products
Vendor Product Version
fortinet forticlient *
fortinet forticlient *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:fortinet:forticlientwindows:7.4.4:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.4.3:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.4.2:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.4.1:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.4.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.2.12:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.2.11:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.2.10:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.2.9:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.2.8:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.2.7:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.2.6:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.2.5:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.2.4:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.2.3:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.2.2:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.2.1:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.2.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.0.14:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.0.13:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.0.12:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.0.11:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.0.10:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.0.9:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.0.8:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.0.7:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.0.6:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.0.5:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.0.4:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.0.3:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.0.2:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.0.1:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:forticlientwindows:7.0.0:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unaffected",
          "product": "FortiClientWindows",
          "vendor": "Fortinet",
          "versions": [
            {
              "lessThanOrEqual": "7.4.4",
              "status": "affected",
              "version": "7.4.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.2.12",
              "status": "affected",
              "version": "7.2.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.0.14",
              "status": "affected",
              "version": "7.0.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "psirt@fortinet.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:windows:*:*",
              "matchCriteriaId": "73669967-73CD-452D-AB05-10571B917EDC",
              "versionEndExcluding": "7.2.13",
              "versionStartIncluding": "7.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:windows:*:*",
              "matchCriteriaId": "834ADFAE-08C6-4850-AC0F-ED0120A24FED",
              "versionEndExcluding": "7.4.5",
              "versionStartIncluding": "7.4.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An Improper Link Resolution Before File Access (\u0027Link Following\u0027) vulnerability [CWE-59] vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.4, FortiClientWindows 7.2.0 through 7.2.12, FortiClientWindows 7.0 all versions may allow a local low-privilege attacker to perform an arbitrary file write with elevated permissions via crafted named pipe messages."
    },
    {
      "lang": "es",
      "value": "Una resoluci\u00f3n de enlace incorrecta antes del acceso a archivos (\u0027Seguimiento de enlaces\u0027) vulnerabilidad [CWE-59] vulnerabilidad en Fortinet FortiClientWindows 7.4.0 hasta 7.4.4, FortiClientWindows 7.2.0 hasta 7.2.12, FortiClientWindows 7.0 todas las versiones puede permitir a un atacante local de bajos privilegios realizar una escritura de archivo arbitraria con permisos elevados a trav\u00e9s de mensajes de tuber\u00eda con nombre manipulados."
    }
  ],
  "id": "CVE-2025-62676",
  "lastModified": "2026-06-17T09:52:15.693",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.1,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.2,
        "source": "psirt@fortinet.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-62676",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-02-11T04:56:21.858941Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-02-10T16:16:09.260",
  "references": [
    {
      "source": "psirt@fortinet.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://fortiguard.fortinet.com/psirt/FG-IR-25-661"
    }
  ],
  "sourceIdentifier": "psirt@fortinet.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-59"
        }
      ],
      "source": "psirt@fortinet.com",
      "type": "Secondary"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.